Why did the U.S. want to contain communism?
O a. They were afraid the spread of communism would lead to tyranny and oppression across the world.
O b. They knew that communism would not survive if it spread further than where it was.
O c. They knew that people would reject communism if it left the Soviet Union since people hated it.
O d. They wanted to ensure that communism stayed put since it was going to fail anyway.