A. uncontrolled physical movements
Answer:
The US became involved in new international alliances.
Explanation:
The united states couldn't let the other world power (Soviet Union) obtain any ground or allies, and in order to stop the spread of communism the US threw themselves at every international conflict possible.
The first and second option are the same and are both correct
President Harry Truman reacted so strongly when North Korea attacked South Korea because he believed that if South Korea failed to Communism, then all of Asia would fall under the Communist influence as well.
This was called the Domino Theory
hope this helps
