Which of the Following Is True of UN Actions in the Late

Which of the following is true of UN actions in the late 1980s?

A) Supported by all permanent members of the UN Security Council including both the United States and Soviet Union,it placed economic sanctions on Afghanistan to end the government's actions in the Soviet war.
B) Supported by the United States,but opposed by the Soviet Union,it sent troops to Afghanistan to help end the Soviet war in the country.
C) Supported by all permanent members of the UN Security Council including both the United States and Soviet Union,it sent a group of monitors to oversee the withdrawal of Soviet troops from Afghanistan.
D) The UN did not take actions regarding the Soviet war in Afghanistan because of tensions between the United States and the Soviet Union.