The correct answer is (c). The President of India is the head of the state and the executive powers are vested in him/her. The President exercises these powers through the Council of Ministers, headed by the Prime Minister. The Parliament is the supreme legislative body of India and has the power to make laws. However, the President has the power to veto any law passed by the Parliament.
The Prime Minister is the head of the government and is responsible to the Parliament. The Council of Ministers is a body of ministers who are appointed by the President on the advice of the Prime Minister. The Council of Ministers is responsible for the day-to-day administration of the country.
The Parliament is a bicameral legislature consisting of the Lok Sabha (House of the People) and the Rajya Sabha (Council of States). The Lok Sabha is directly elected by the people, while the Rajya Sabha is indirectly elected by the members of the state legislatures. The Parliament has the power to make laws, approve the budget, and impeach the President.