The Reserve Bank of India regulates the commercial banks in matters of<br/>1. liquidity of assets<br/>2. branch expansion<br/>3. merger of banks<br/>4. winding-up of banks<br/><br/>Select the correct answer using the codes given below:

1. Liquidity of assets — Correct. RBI regulates banks through CRR/SLR, prudential norms and other liquidity management requirements under the Banking Regulation framework.

2. Branch expansion — Correct. Opening new branches is subject to RBI’s licensing/authorization policy for commercial banks.

3. Merger of banks — Correct. Amalgamation/reconstruction of banking companies requires RBI’s regulatory role and approval under the Banking Regulation Act.

4. Winding-up of banks — Correct. A banking company can be wound up only with RBI’s intervention/recommendation to the court/Tribunal under banking law.

Hence, all four matters fall under RBI regulation of commercial banks.