The reason they were brought to north and south America is because there were not enough people to work on the plantations in the Americas so A. hope this helped:)
<span>They believed that when troubles such as natural distasters, uprisings, floods, invasions and etc. happened that meant the Mandate of Heaven had been taken away and it was time for new rulers</span>
Answer:
oligopoly, pure competition, and monopolistic competition
Explanation: