The eye witness’s writing is a primary source, and therefore more reliable than a play written about it, which might be changed to make the play more interesting
Developed by the administration of Harry Truman in the late 1940s, the correct answer is the policy of containment.
Containment refers to the US's policy, developed by legendary diplomat George Kennan, where the US would help any free nation threatened by communism by stopping the spread of communism.
Answer:
It led thinkers to seek out explanations instead of accepting common knowledge.
Explanation: