Which Article of the Constitution of India provides that there shall be a Council of Ministers with the Prime Minister as its head?

Article 74(1)

The correct answer is Option 1 - Article 74(1)

Article 74(1) of the Constitution of India establishes the provision for the Council of Ministers with the Prime Minister as its head.

Establishment of the Council of Ministers: Article 74(1) states that there shall be a Council of Ministers with the Prime Minister at the head to aid and advise the President in the exercise of his functions, except in cases where the President is required to act in his discretion.
Prime Minister as the Head: The Prime Minister is designated as the head of the Council of Ministers. The Prime Minister is appointed by the President and is usually the leader of the political party or coalition that commands the majority in the Lok Sabha (the House of the People).