Explanation:

1. A curative petition is a unique legal mechanism that can be entertained only by the Supreme Court of India. It is intended as a final remedy to reconsider judgments where gross miscarriage of justice is perceived.

2. High Courts do not have jurisdiction to entertain curative petitions, as this is a specialized provision of the Supreme Court.

3. The petition must be accompanied by a certification from a senior advocate.

Answer: Option 4 - 1 and 3