Option 1 states that the President cannot pardon a person sentenced by a Court Martial. This means that if someone is sentenced by a Court Martial, the President does not have the power to pardon them.

Option 2 states that the supreme command of the defense forces of the Union is vested in the President, but its exercise has to be regulated by law. This means that while the President has ultimate authority over the defense forces, the way this authority is exercised needs to be governed by specific laws.

Option 3 states that a person awarded rigorous imprisonment cannot be compelled to do hard work as it would violate Article 23 of the Constitution of India. This statement is incorrect. Article 23 of the Indian Constitution prohibits forced labor, but it does not exempt individuals in prison from performing labor as part of their sentence.

Option 4 states that the Armed Forces Tribunal Act, 2007 excludes the powers of the High Courts under Article 226 of the Indian Constitution in relation to service matters of persons in the armed forces. This means that the Armed Forces Tribunal Act limits the authority of High Courts to hear cases related to service matters of individuals in the armed forces.

The correct answer is option 2, as it accurately reflects the role of the President in relation to the