Answer:
In an effort to preserve the balance of power in Congress between slave and free states, the Missouri Compromise was passed in 1820 admitting Missouri as a slave state and Maine as a free state
Explanation:
The reason that the U.S economy change in the 1980s is because of Reagan's economic policy. In early 1980s, Reagan imposed various economic tax cut for the people , thinking that it would be good, but the government faced various financial problems instead and America went to recession in 1982
The answers C i'm pretty sure
<span>The answer is Legalism and Confucianism.</span>