Correct Answer: (a) 324
Note: Article 324 of the Constitution, mandates the Election Commission to hold elections to the Parliament and State Legislatures. An Election Commission has been constituted under this article. It is a permanent and independent body. The commission is responsible for the preparation of electoral rolls for the elections to the Parliament, State Legislatures, and to the offices of President and Vice President, besides superintendence, direction and control of the conduct of elections.