The use of veto power in the United Nations Organization (UNO) is only exercised by the

A.

Economic and Social Council

B.

International Court of Justice

C.

Trusteeship Council

D.

Security Council

Correct answer is D

The United Nations Security Council has 15 members, but only its five permanent members - the United States, the United Kingdom, France, China and Russia - hold the power to impose a veto on the council's resolutions.