The Council of Ministers is collectively responsible to which of the following?

Lok sabha

The correct answer is Option 1 - Lok sabha

The Council of Ministers is collectively responsible to Lok Sabha
The Council of Ministers, which includes the Prime Minister and other cabinet ministers, is ultimately accountable to the Lok Sabha (House of the People) in India. This concept is enshrined in Article 75(3) of the Indian Constitution, which states:

"The Council of Ministers shall be collectively responsible to the House of the People."

Important Articles: COM, Prime Minister, and Attorney General

Article 74: Council of Ministers to aid and advise President
Article 75: Other Provisions as to Ministers (appointment of the Prime Minister)
Article 76: Attorney-General for India
Article 77: Conduct of business of the Government of India
Article 78: Duties of Prime Minister with respect to the furnishing of information to the President, etc.