Q. Collective responsibility is the bedrock of Indian Parliamentary System, with reference to this which of the following statement is correct?
Exp) Option c is the correct answer.
Option a is incorrect. Periodical election is a feature of democracy and not of the parliamentary system. Democracy means a rule a responsible form of government which is elected by the masses.
Option b is incorrect. In India, the President is the head of the state. This status to him is granted by the republican system of India (and not by the collective responsibility of parliamentary system).
Option c is correct. Collective responsibility means that ministers are responsible to the Parliament in general and to the Lok Sabha in particular as per Article 75. This principle implies that ministers can be removed from the office by passing a vote of no confidence.

