Explanation:

- Option 1: Consumer Protection Act

- This act focuses on safeguarding consumer rights and ensuring fair trade practices.

- It is separate from competition laws that deal with market competition and anti-competitive practices.

- Option 2: Monopolies and Restrictive Trade Practices Act

- This is indeed the predecessor of the Competition Act in India.

- The Competition Act was enacted to replace the MRTP Act in order to better handle modern economic conditions related to competition.

- Option 3: Right to Information Act

- This act provides transparency and access to information from public authorities.

- It is unrelated to competition or trade practices.

- Option 4: None of the above

- Since Option 2 is correct, this option is not applicable.