The answer is D. Isolationism was a period in Americas history when they stayed out of wars and affairs that had nothing to do with itself. Dollar is the american currency, big stick has to do with militarism, good neighbor has to do with helping neighbors and allies.
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Answer:
DRC has a mixed economic system which includes a variety of private freedom, combined with centralized economic planning and government regulation.
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Answer:airpower made killing mechanical and not personal
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The new planes made it harder for ground forces to move to a new line because they could now down a line with missiles or Machine gun fire
Answer:
it helped the independence
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