Explanation:

- Option 1: Article 126

- Article 126 of the Indian Constitution deals with the "Appointment of acting Chief Justice" and not with the power to review judgments.

- Option 2: Article 139

- Article 139 empowers the Supreme Court to issue certain writs, not to review its own judgments.

- Option 3: Article 138

- Article 138 concerns the enlargement of the jurisdiction of the Supreme Court, not about reviewing decisions.

- Option 4: Article 137

- Article 137 provides the Supreme Court with the power to review any judgment pronounced or order made by it.

- Correct Answer