[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.] #  renBTC (RENBTC) renBTC price plunges as alternative Bitcoin solutions gain traction. Discussions on X are dominated by neutral sentiment with critical views on renBTC. ### About renBTC renBTC is a token representing Bitcoin on other blockchains for use in decentralized finance (DeFi). renBTC uses the ticker $RENBTC for trading. Listed in the [Cryptocurrencies](/list/cryptocurrencies) and category within the [Polkadot Ecosystem](/list/cryptocurrencies/dot), [BNB Chain Ecosystem](/list/cryptocurrencies/bsc) and [DeFi](/list/cryptocurrencies/defi) sectors. renBTC available on ethereum address 0xeb4c2781e4eba804ce9a9803c67d0893436bb27d, bnbchain address 0xfce146bf3146100cfe5db4129cf6c82b0ef4ad8c, fantom address 0xdbf31df14b66535af65aac99c32e9ea844e14501, polygon address 0xdbf31df14b66535af65aac99c32e9ea844e14501. ### Insights [#](/topic/renbtc/insights) - renBTC (RENBTC) engagements is at XXXXX which is XXX% higher than it's daily average. - renBTC (RENBTC) social dominance is up XXXXXX% from the previous week. - renBTC (RENBTC) creators is up XXXXX% from the previous month. - renBTC (RENBTC) engagements is up XXXXXX% from the previous X months. - renBTC (RENBTC) mentions is up XXXXX% from the previous week. - renBTC (RENBTC) posts created is up XXXXX% from the previous week. ### Price: $XXXXXXXXX [#](/topic/renbtc/close) ---  [Price 24-Hour Chart Data](/topic/renbtc/time-series/close.tsv) Given the significant price decline of XXXXX% today and the increasing mentions of competing solutions like Portal and other wrapped BTC alternatives, the price is likely to remain stagnant or decline further. | 1-Hour | 24-Hour | 7-Day | 30-Day | | ------ | ------- | ----- | ------ | | -XXX% | -XXX% | -XXXX% | -XXXX% | **1-Year High**: $XXXXXXXXX on 2024-12-17 **1-Year Low**: $XXXXXXXX on 2024-09-05 ### AltRank: XXXXX [#](/topic/renbtc/alt_rank) ---  [AltRank 24-Hour Chart Data](/topic/renbtc/time-series/alt_rank.tsv) renBTC (RENBTC) is currently AltRank #1,436 based on combined combined social and market metrics **Daily Average**: XXXXX **1 Week**: XXXXX -XXXXX **1 Month**: XXXXX -XXX **6 Months**: XXXXX -XXXXX **1 Year**: XXXXX +170 **1-Year High**: XXXXX on 2025-07-08 **1-Year Low**: XXX on 2024-08-21 ### Galaxy Score: XXXXX [#](/topic/renbtc/galaxy_score) ---  [Galaxy Score 24-Hour Chart Data](/topic/renbtc/time-series/galaxy_score.tsv) **Current Value**: XXXXX **Daily Average**: XX **1 Week**: XX -XX **1 Month**: XX -X **6 Months**: XX -XX **1 Year**: XX -XX **1-Year High**: XX on 2024-08-06 **1-Year Low**: X on 2025-06-30 ### Engagements: XXXXX [#](/topic/renbtc/interactions) ---  [Engagements 24-Hour Chart Data](/topic/renbtc/time-series/interactions.tsv) **Current Value**: XXXXX **Daily Average**: XXXXX **1 Week**: XXXXXX +110% **1 Month**: XXXXXX +71% **6 Months**: XXXXXXX -XX% **1 Year**: XXXXXXX -XX% **1-Year High**: XXXXXX on 2025-01-23 **1-Year Low**: XX on 2025-07-01 | Social Network | X | Reddit | YouTube | | -------------- | - | ------ | ------- | | Engagements | XXXXX | XX | X | ### Mentions: XX [#](/topic/renbtc/posts_active) ---  [Mentions 24-Hour Chart Data](/topic/renbtc/time-series/posts_active.tsv) **Current Value**: XX **Daily Average**: XX **1 Week**: XXX +80% **1 Month**: XXX +19% **6 Months**: XXXXX -XX% **1 Year**: XXXXX -XX% **1-Year High**: XXX on 2024-11-24 **1-Year Low**: X on 2024-08-23 | Social Network | X | Reddit | YouTube | | -------------- | - | ------ | ------- | | Mentions | XX | XX | X | ### Creators: XX [#](/topic/renbtc/contributors_active) ---  [Creators 24-Hour Chart Data](/topic/renbtc/time-series/contributors_active.tsv) XX unique social accounts have posts mentioning renBTC (RENBTC) in the last XX hours which is up XX% from XX in the previous XX hours **Daily Average**: XX **1 Week**: XX +55% **1 Month**: XXX +63% **6 Months**: XXX -XX% **1 Year**: XXXXX -XX% **1-Year High**: XX on 2024-11-24 **1-Year Low**: X on 2024-08-23 The most influential creators that mention renBTC in the last XX hours | Creator | Rank | Followers | Posts | Engagements | | ------- | ---- | --------- | ----- | ----------- | | [@DavyJones55](/creator/twitter/DavyJones55) | X | XXXXX | X | XXX | [View More](/list/creators/renbtc/100) ### Sentiment: XX% [#](/topic/renbtc/sentiment) ---  [Sentiment 24-Hour Chart Data](/topic/renbtc/time-series/sentiment.tsv) **Current Value**: XX% **Daily Average**: XX% **1 Week**: XX% -X% **1 Month**: XX% -X% **6 Months**: XX% -XX% **1 Year**: XX% +19% **1-Year High**: XXX% on 2024-09-20 **1-Year Low**: XX% on 2024-07-30 **Most Supportive Themes** - **Acre BTC Yield Solutions and KuCoin GemPool:** (4%) Acre is viewed positively for its Bitcoin yield solutions and KuCoin GemPool opportunities, with renBTC as a potential investment. **Most Critical Themes** - **Neutral Engagement Dominance:** (70%) Many posts express criticism towards renBTC and wrapped Bitcoin solutions. - **Negative Price Performance:** (17%) The price of renBTC is down significantly. Network engagement breakdown: | Network | Positive | % | Neutral | % | Negative | % | | ------- | -------- | - | ------- | - | -------- | - | | X | XX | X% | XXXXX | XX% | XXXXX | XX% | | Reddit | X | X% | X | X% | X | X% | | YouTube | X | X% | X | X% | X | X% | | | | | | | | | | Total | XX | X% | XXXXX | XX% | XXXXX | XX% | ### Social Dominance: XXXXXXX% [#](/topic/renbtc/social_dominance) ---  [Social Dominance 24-Hour Chart Data](/topic/renbtc/time-series/social_dominance.tsv) **Current Value**: XXXXXXX% **Daily Average**: XXXXXXX% **1 Week**: XXXXXXX% +0.00318% **1 Month**: XXXXXX% +0.0034% **6 Months**: XXXXXX% +0.0002999999999999999% **1 Year**: XXXXXX% +0.0012% **1-Year High**: XXXXX% on 2024-08-11 **1-Year Low**: XXXXX% on 2025-07-08 ### Trading Volume: $XXXXX [#](/topic/renbtc/volume_24h) ---  [Trading Volume 24-Hour Chart Data](/topic/renbtc/time-series/volume_24h.tsv) **Current Value**: $XXXXX **Daily Average**: $XXXXXX **1 Week**: $XXXXX -$3.30% **1 Month**: $XXXXX +$32% **6 Months**: $XXXXX -$89% **1 Year**: $XXXXX -$96% **1-Year High**: $XXXXXXX on 2024-12-27 **1-Year Low**: $XXXXX on 2025-04-08 ### Market Dominance: XXXXXXXXXXXXXXXXXXXX% [#](/topic/renbtc/market_dominance) ---  [Market Dominance 24-Hour Chart Data](/topic/renbtc/time-series/market_dominance.tsv) **Current Value**: XXXXXXXXXXXXXXXXXXXX% **Daily Average**: X% **1-Year High**: XXXXX% on 2024-11-06 **1-Year Low**: XXXXXXX% on 2024-09-05 ### Market Cap: $XXXXXXXXX [#](/topic/renbtc/market_cap) ---  [Market Cap 24-Hour Chart Data](/topic/renbtc/time-series/market_cap.tsv) **Current Value**: $XXXXXXXXX **Daily Average**: $XXXXXXXXXX **1 Week**: $XXXXXXXXX -$24% **1 Month**: $XXXXXXXXX -$36% **6 Months**: $XXXXXXXXX -$24% **1 Year**: $XXXXXXXXX -$73% **1-Year High**: $XXXXXXXXXX on 2024-12-17 **1-Year Low**: $XXXXXXXXX on 2024-09-05 ### Circulating Supply: XXXXXX [#](/topic/renbtc/circulating_supply) ---  [Circulating Supply 24-Hour Chart Data](/topic/renbtc/time-series/circulating_supply.tsv) **Current Value**: XXXXXX **Daily Average**: XXXXX **1-Year High**: XXXXXXXX on 2024-07-26 **1-Year Low**: XXXXXX on 2025-07-24 **Top assets mentioned** In the posts about renBTC in the last XX hours [Bitcoin (BTC)](/topic/bitcoin) [renBTC (RENBTC)](/topic/$renbtc) [Bitcoin (BTC)](/topic/$btc) [Ethereum (ETH)](/topic/ethereum) [tBTC (TBTC)](/topic/$tbtc) [tBTC (TBTC)](/topic/tbtc) [EOSDT (EOSDT)](/topic/eosdt) [GRAHAM HOLDINGS COMPANY (GHC)](/topic/$ghc) [BOB (BOB)](/topic/$bob) **Top topics mentioned** In the posts about renBTC in the last XX hours [wbtc](/topic/wbtc), [bitcoin](/topic/bitcoin), [coins layer 1](/topic/coins-layer-1), [wrapped btc](/topic/wrapped-btc), [coins defi](/topic/coins-defi), [token](/topic/token), [coins bitcoin ecosystem](/topic/coins-bitcoin-ecosystem), [coins bsc](/topic/coins-bsc), [coins dot](/topic/coins-dot), [mint](/topic/mint), [decentralized](/topic/decentralized), [olas](/topic/olas), [billions](/topic/billions), [coins pow](/topic/coins-pow), [$btc](/topic/$btc), [holders](/topic/holders), [ren](/topic/ren), [gamma](/topic/gamma), [gswift](/topic/gswift), [renprotocol](/topic/renprotocol), [apy](/topic/apy), [bob](/topic/bob), [lbtc](/topic/lbtc), [united states dollar](/topic/united-states-dollar), [ethereum](/topic/ethereum), [blockchain](/topic/blockchain), [just a](/topic/just-a), [protocol](/topic/protocol), [cryptocurrency](/topic/cryptocurrency), [ulti](/topic/ulti), [myst](/topic/myst), [dai](/topic/dai), [usdt](/topic/usdt), [$sobtc](/topic/$sobtc), [$tbtc](/topic/$tbtc), [money](/topic/money), [coins storage](/topic/coins-storage), [currencies](/topic/currencies), [ticker](/topic/ticker), [ethos](/topic/ethos), [tokenized](/topic/tokenized), [tbtc](/topic/tbtc), [$pria](/topic/$pria), [btc eth](/topic/btc-eth), [coins wallets](/topic/coins-wallets), [pepu](/topic/pepu), [azur](/topic/azur), [hodl](/topic/hodl), [btcpx](/topic/btcpx), [euroe](/topic/euroe), [dec](/topic/dec), [gainers](/topic/gainers), [eosdt](/topic/eosdt), [stablecoins](/topic/stablecoins), [busd](/topic/busd), [wrapped bitcoin](/topic/wrapped-bitcoin), [gfi](/topic/gfi), [gravityfinance](/topic/gravityfinance), [solvbtc](/topic/solvbtc), [$ghc](/topic/$ghc), [hack](/topic/hack), [uniswap](/topic/uniswap), [crypto currencies](/topic/crypto-currencies), [$600b](/topic/$600b), [stocks technology](/topic/stocks-technology), [ink](/topic/ink), [sol](/topic/sol), [tracker](/topic/tracker), [stocks](/topic/stocks), [zbtc](/topic/zbtc), [btce](/topic/btce), [ebtc](/topic/ebtc), [told](/topic/told), [goat](/topic/goat), [momentum](/topic/momentum), [$mwg](/topic/$mwg), [stacking](/topic/stacking), [$mwbtc](/topic/$mwbtc), [grail](/topic/grail), [alot](/topic/alot), [elvis](/topic/elvis), [market cap](/topic/market-cap), [png](/topic/png), [drops](/topic/drops), [alexlabbtc](/topic/alexlabbtc), [away from](/topic/away-from), [zk](/topic/zk), [decentralization](/topic/decentralization), [$bob](/topic/$bob), [stos](/topic/stos), [koin](/topic/koin), [coins](/topic/coins), [retard](/topic/retard), [united states](/topic/united-states), [banana](/topic/banana), [$mojo](/topic/$mojo), [curve](/topic/curve), [legit](/topic/legit), [ltc](/topic/ltc), [litecoin](/topic/litecoin) ### Top Social Posts [#](/topic/renbtc/posts) --- Top posts by engagements in the last XX hours *Showing only X posts for non-authenticated requests. Use your API key in requests for full results.* "Ever wonder if the Bitcoin people trade in DeFi is even real BTC Most of the time its not. Its wBTC tBTC renBTC just tokens that represent Bitcoin. And theyre all backed by someone or something youll probably never see or control. Feels kind of off right Now imagine using actual Bitcoin in DeFi no bridges no wrapping no middlemen. Thats what @portaltobitcoin is working on. Theyre using atomic swaps so you can trade real BTC directly across chains. No wrapped coins. No trust games. Just your keys your Bitcoin. DeFi doesnt need more copies of BTC. It needs the real thing. And Portal might be" [@BitcoinZac](/creator/x/BitcoinZac) on [X](/post/tweet/1948669010771685547) 2025-07-25 08:57:51 UTC 56.4K followers, 2910 engagements "$RENBTC Guys Don't miss the next move in a few hours.➡" [@TeriHampton18](/creator/x/TeriHampton18) on [X](/post/tweet/1948604219415494839) 2025-07-25 04:40:23 UTC XX followers, X engagements "🍈renBTC 🍈Volta 🍈BOO 🍈stTAO 🍈AVAIL 🍈rswETH 🍈OUSD 🍈wM 🍈KERN 🍈HOTKEY 🍈LMR 🍈ADX 🍈ATH 🍈AVT 🍈uniETH 🍈WILD 🍈MYST 🍈ETH2X 🍈COSMIC 🍈STOS 🍈KATA 🍈GSWIFT 🍈ULTI 🍈CNV 🍈USDD 🍈GAMMA 🍈$MUSIC 🍈OLAS 🍈CHEQ 🍈KOIN 🍈boxETH 🍈WEL 🍈MTT 🍈APP 🍈SKYA 🍈FP" [@shuceo](/creator/x/shuceo) on [X](/post/tweet/1948534422657270184) 2025-07-25 00:03:03 UTC 1037 followers, XXX engagements "@0xKaveh @Lombard_Finance are you saying they @Lombard_Finance bridged BTC $LBTC can do what WBTC tBTC renBTC And BTCK can do and more and what makes LBTC better than them" [@AMBASSADOR10X](/creator/x/AMBASSADOR10X) on [X](/post/tweet/1948520842003988566) 2025-07-24 23:09:05 UTC XXX followers, XX engagements
[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]
renBTC price plunges as alternative Bitcoin solutions gain traction. Discussions on X are dominated by neutral sentiment with critical views on renBTC.
renBTC is a token representing Bitcoin on other blockchains for use in decentralized finance (DeFi).
renBTC uses the ticker $RENBTC for trading. Listed in the Cryptocurrencies and category within the Polkadot Ecosystem, BNB Chain Ecosystem and DeFi sectors.
renBTC available on ethereum address 0xeb4c2781e4eba804ce9a9803c67d0893436bb27d, bnbchain address 0xfce146bf3146100cfe5db4129cf6c82b0ef4ad8c, fantom address 0xdbf31df14b66535af65aac99c32e9ea844e14501, polygon address 0xdbf31df14b66535af65aac99c32e9ea844e14501.
Price 24-Hour Chart Data
Given the significant price decline of XXXXX% today and the increasing mentions of competing solutions like Portal and other wrapped BTC alternatives, the price is likely to remain stagnant or decline further.
1-Hour | 24-Hour | 7-Day | 30-Day |
---|---|---|---|
-XXX% | -XXX% | -XXXX% | -XXXX% |
1-Year High: $XXXXXXXXX on 2024-12-17
1-Year Low: $XXXXXXXX on 2024-09-05
AltRank 24-Hour Chart Data
renBTC (RENBTC) is currently AltRank #1,436 based on combined combined social and market metrics
Daily Average: XXXXX
1 Week: XXXXX -XXXXX
1 Month: XXXXX -XXX
6 Months: XXXXX -XXXXX
1 Year: XXXXX +170
1-Year High: XXXXX on 2025-07-08
1-Year Low: XXX on 2024-08-21
Galaxy Score 24-Hour Chart Data
Current Value: XXXXX
Daily Average: XX
1 Week: XX -XX
1 Month: XX -X
6 Months: XX -XX
1 Year: XX -XX
1-Year High: XX on 2024-08-06
1-Year Low: X on 2025-06-30
Engagements 24-Hour Chart Data
Current Value: XXXXX
Daily Average: XXXXX
1 Week: XXXXXX +110%
1 Month: XXXXXX +71%
6 Months: XXXXXXX -XX%
1 Year: XXXXXXX -XX%
1-Year High: XXXXXX on 2025-01-23
1-Year Low: XX on 2025-07-01
Social Network | X | YouTube | |
---|---|---|---|
Engagements | XXXXX | XX | X |
Mentions 24-Hour Chart Data
Current Value: XX
Daily Average: XX
1 Week: XXX +80%
1 Month: XXX +19%
6 Months: XXXXX -XX%
1 Year: XXXXX -XX%
1-Year High: XXX on 2024-11-24
1-Year Low: X on 2024-08-23
Social Network | X | YouTube | |
---|---|---|---|
Mentions | XX | XX | X |
Creators 24-Hour Chart Data
XX unique social accounts have posts mentioning renBTC (RENBTC) in the last XX hours which is up XX% from XX in the previous XX hours
Daily Average: XX
1 Week: XX +55%
1 Month: XXX +63%
6 Months: XXX -XX%
1 Year: XXXXX -XX%
1-Year High: XX on 2024-11-24
1-Year Low: X on 2024-08-23
The most influential creators that mention renBTC in the last XX hours
Creator | Rank | Followers | Posts | Engagements |
---|---|---|---|---|
@DavyJones55 | X | XXXXX | X | XXX |
Sentiment 24-Hour Chart Data
Current Value: XX%
Daily Average: XX%
1 Week: XX% -X%
1 Month: XX% -X%
6 Months: XX% -XX%
1 Year: XX% +19%
1-Year High: XXX% on 2024-09-20
1-Year Low: XX% on 2024-07-30
Most Supportive Themes
Most Critical Themes
Network engagement breakdown:
Network | Positive | % | Neutral | % | Negative | % |
---|---|---|---|---|---|---|
X | XX | X% | XXXXX | XX% | XXXXX | XX% |
X | X% | X | X% | X | X% | |
YouTube | X | X% | X | X% | X | X% |
Total | XX | X% | XXXXX | XX% | XXXXX | XX% |
Social Dominance 24-Hour Chart Data
Current Value: XXXXXXX%
Daily Average: XXXXXXX%
1 Week: XXXXXXX% +0.00318%
1 Month: XXXXXX% +0.0034%
6 Months: XXXXXX% +0.0002999999999999999%
1 Year: XXXXXX% +0.0012%
1-Year High: XXXXX% on 2024-08-11
1-Year Low: XXXXX% on 2025-07-08
Trading Volume 24-Hour Chart Data
Current Value: $XXXXX
Daily Average: $XXXXXX
1 Week: $XXXXX -$3.30%
1 Month: $XXXXX +$32%
6 Months: $XXXXX -$89%
1 Year: $XXXXX -$96%
1-Year High: $XXXXXXX on 2024-12-27
1-Year Low: $XXXXX on 2025-04-08
Market Dominance 24-Hour Chart Data
Current Value: XXXXXXXXXXXXXXXXXXXX%
Daily Average: X%
1-Year High: XXXXX% on 2024-11-06
1-Year Low: XXXXXXX% on 2024-09-05
Market Cap 24-Hour Chart Data
Current Value: $XXXXXXXXX
Daily Average: $XXXXXXXXXX
1 Week: $XXXXXXXXX -$24%
1 Month: $XXXXXXXXX -$36%
6 Months: $XXXXXXXXX -$24%
1 Year: $XXXXXXXXX -$73%
1-Year High: $XXXXXXXXXX on 2024-12-17
1-Year Low: $XXXXXXXXX on 2024-09-05
Circulating Supply 24-Hour Chart Data
Current Value: XXXXXX
Daily Average: XXXXX
1-Year High: XXXXXXXX on 2024-07-26
1-Year Low: XXXXXX on 2025-07-24
Top assets mentioned In the posts about renBTC in the last XX hours
Bitcoin (BTC) renBTC (RENBTC) Bitcoin (BTC) Ethereum (ETH) tBTC (TBTC) tBTC (TBTC) EOSDT (EOSDT) GRAHAM HOLDINGS COMPANY (GHC) BOB (BOB)
Top topics mentioned In the posts about renBTC in the last XX hours
wbtc, bitcoin, coins layer 1, wrapped btc, coins defi, token, coins bitcoin ecosystem, coins bsc, coins dot, mint, decentralized, olas, billions, coins pow, $btc, holders, ren, gamma, gswift, renprotocol, apy, bob, lbtc, united states dollar, ethereum, blockchain, just a, protocol, cryptocurrency, ulti, myst, dai, usdt, $sobtc, $tbtc, money, coins storage, currencies, ticker, ethos, tokenized, tbtc, $pria, btc eth, coins wallets, pepu, azur, hodl, btcpx, euroe, dec, gainers, eosdt, stablecoins, busd, wrapped bitcoin, gfi, gravityfinance, solvbtc, $ghc, hack, uniswap, crypto currencies, $600b, stocks technology, ink, sol, tracker, stocks, zbtc, btce, ebtc, told, goat, momentum, $mwg, stacking, $mwbtc, grail, alot, elvis, market cap, png, drops, alexlabbtc, away from, zk, decentralization, $bob, stos, koin, coins, retard, united states, banana, $mojo, curve, legit, ltc, litecoin
Top posts by engagements in the last XX hours
Showing only X posts for non-authenticated requests. Use your API key in requests for full results.
"Ever wonder if the Bitcoin people trade in DeFi is even real BTC Most of the time its not. Its wBTC tBTC renBTC just tokens that represent Bitcoin. And theyre all backed by someone or something youll probably never see or control. Feels kind of off right Now imagine using actual Bitcoin in DeFi no bridges no wrapping no middlemen. Thats what @portaltobitcoin is working on. Theyre using atomic swaps so you can trade real BTC directly across chains. No wrapped coins. No trust games. Just your keys your Bitcoin. DeFi doesnt need more copies of BTC. It needs the real thing. And Portal might be"
@BitcoinZac on X 2025-07-25 08:57:51 UTC 56.4K followers, 2910 engagements
"$RENBTC Guys Don't miss the next move in a few hours.➡"
@TeriHampton18 on X 2025-07-25 04:40:23 UTC XX followers, X engagements
"🍈renBTC 🍈Volta 🍈BOO 🍈stTAO 🍈AVAIL 🍈rswETH 🍈OUSD 🍈wM 🍈KERN 🍈HOTKEY 🍈LMR 🍈ADX 🍈ATH 🍈AVT 🍈uniETH 🍈WILD 🍈MYST 🍈ETH2X 🍈COSMIC 🍈STOS 🍈KATA 🍈GSWIFT 🍈ULTI 🍈CNV 🍈USDD 🍈GAMMA 🍈$MUSIC 🍈OLAS 🍈CHEQ 🍈KOIN 🍈boxETH 🍈WEL 🍈MTT 🍈APP 🍈SKYA 🍈FP"
@shuceo on X 2025-07-25 00:03:03 UTC 1037 followers, XXX engagements
"@0xKaveh @Lombard_Finance are you saying they @Lombard_Finance bridged BTC $LBTC can do what WBTC tBTC renBTC And BTCK can do and more and what makes LBTC better than them"
@AMBASSADOR10X on X 2025-07-24 23:09:05 UTC XXX followers, XX engagements
/topic/$renbtc