Question

Why was there tension between the US and the USSR after World War II?

Answer 1

It´s C) Their economies were based on different principles and systems .

Step-by-step explanation:

Answer 2

Background of US conflict with Soviet. During World War II, Roosevelt followed a policy of "the Grand Alliance" with the determination to get along with the Soviet Union. He was determined to follow this policy after the war and believed the United Nations, one of his pet projects, would maintain the postwar peace.