The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not B is because it wasn't the polling that contributed to the act, but what the polls showed which is C.
Europeans competed for power either through acquisition of colonies or building up its industries. When their industries were strong, they would strengthen their armies as well. If that was not enough they would form alliances with other countries to protect their interest.
Answer: D
Explanation: Mesopotamian kings were only seen as rulers, while the priests were seen as figures who could talk to the gods and who were holy, meanwhile the Egyptian Pharaohs were seen as descendants of the gods
Answer:
Roosevelt's use of the Sherman Anti-trust Act
Explanation:
Massive retaliation means the US would respond to an attack with a larger response to annihilate the enemy.
Massive retaliation required a bigger, stronger weapon than held by an enemy. This policy forced an intense arms race which required the US to win in order to execute the plan. The use spent millions developing nuclear weapons and eventually the space program to prove they were prepared for an attack by the USSR.