Which of the following best describes the united states' policy of containment following world war ii?

a. the united states would invade the ussr whenever that nation seemed likely to stage a communist takeover.

b. the united states would provide diplomatic assistance only to countries fighting a communist takeover.

c. the united states would only agree go to the united nations on behalf of nations resisting a communist takeover.

d. the united states would use economic and military measures to prevent the spread of communism.

D

Explanation:

While the United States did provide assistance to countries on the brink of communist takeover, their official policy states that they would prevent the spread of communism

this isn't a question and if you're going to list things be kind and use commas.

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.