How many members are in Security council ?

5 Permanent
10 Permanent
5 Permanent and 10 Temporary
None of these

The correct answer is (c). The United Nations Security Council has 15 members, 5 of which are permanent and 10 of which are elected by the General Assembly for two-year terms. The permanent members are China, France, Russia, the United Kingdom, and the United States. The 10 non-permanent members are elected by the General Assembly on a regional basis, with five seats each for Africa, Asia, Latin America and the Caribbean, and Western Europe and Others. The Security Council is responsible for maintaining international peace and security. It has the primary responsibility for the maintenance of international peace and security. It can adopt resolutions that are binding on all UN member states. The Security Council also has the power to establish peacekeeping operations and to authorize the use of force.

(a) is incorrect because there are 15 members of the Security Council, not 5 permanent members.
(b) is incorrect because there are 15 members of the Security Council, not 10 permanent members.
(d) is incorrect because (c) is the correct answer.