Answer:
B) containment
Step-by-step explanation:
At that moment, the U.S. was following the Truman Doctrine, which is a set of US government practices on a world scale at the time Cold War, which sought to contain the advance of communism. To maintain the communism away from the countries considered weak, and easy targets to the Soviet Union, the Truman Doctrine created several deeds, highlighting the Marshall Plan which aims to help European countries destroyed by the war. This economical plan should demonstrate the power of capitalism. Another important point about this containment is the military intervention in countries where communism could be easily implemented, especially in South America.