Which of the following is believed to have played a role in the collapse of the soviet union

Answer choices are:

A. involvement in too many wars

B. too much involvement in world affairs

C. too much defense spending

D. excessive humanitarian support given to Africa

Correct answer choice is:

C. Too much defense spending

Explanation:

Foreign Relations in the Gorbachev Era. With Cuba's vicinity to the United States, Castro and his government enhanced an extensive Cold War ally for the Soviets. The connection was, for the utmost role, an economic one, with the Soviet Union contributing army, financial and administrative support to Cuba.