Answer:
D. American leaders worried that a Communist victory in Korea would
lead to the spread of Communism throughout Asia.
Explanation:
The Americans had primarily dealt with communism through the idea of the Domino Effect in which if one nation falls to communism, the nations nearby would follow suit and therefore creating a "domino" like effect.
<span>The federal government stopped accepting paper money for the purchase of land.</span>
It was "John Marshall" who established the role of the Supreme Court in judicial review, since he believed that this was a necessary measure in order to ensure a proper system of "checks and balances" in the federal government.
This trade system was known as <span>Mercantilism. This was a good way for Western countries to find a market for their finished products and to get cheap labor in the form of slaves that were bought from Africa.</span>