Answer: A
Islam, Christianity, and Judiasm all use the Bible for their teachings.
This policy was called "containment" - the idea was to contain communism from spreading to new countries without trying to actively challenge the communist system in the countries that already had it.
This policy lead to some proxy wars, in which the US fought the Soviet Union for the free countries.
Answer:
Jazz musicians used improvisation; classical musicians did not improvise
Explanation:
One of the significant differences between Jazz and Classical music is that "Jazz musicians used improvisation; classical musicians did not improvise."
Also, Jazz is known for being a performance-driven style of music, while classical music is based on the composer's context.
Another difference is that Jazz is more styled in the modern African-American style of music, which favored rhythms and blues. However, Classical music, on the other hand, is relatively older and more styled in the Western European style of music.