Explanation:

- The Exim (Export-Import) Policy is crucial for managing and regulating foreign trade in India.

- Option 1: 1990 is not accurate for the announcement of the significant Exim policy in question.

- Option 2: 1992 is the correct year.

- This policy marked a major shift towards liberalizing trade practices.

- It aimed to boost exports, ease restrictions, and integrate the Indian economy with the global market.

- Option 3: 1995 does not correspond to the policy's announcement but saw amendments.

- Option 4: 1998 didn't feature a significant new Exim policy introduction.