Answer:
A: Membership might weaken the United States’ vigor and moral force.
Explanation:
The took land by force. They also took control of land through marriage. They used iron and irrigation to build their economy.
The Yamato clan dominated an area on
Honshu that became the central area of Japanese government. The clan also established Japan's first and only dynasty. by sending nobles, students, monks, traders and officials to the Chinese court.
The Yamato period (better known as the Kofun period) is the period of Japanese history when the Japanese Imperial court ruled from modern day Nara prefecture, then known as Yamato province. While conventionally assigned to the period circa 250 - 710 CE, the actual start of Yamato rule is disputed.
The Yamato Clan was known for their bravery in battle and their superior fighting techniques. As a result, all other clans within Japan became subject to them. The chief of the Yamato Clan became the first emperor of Japan.
Franklin D. Roosevelt was the 32nd president of the United States.
What you basically need to know is that the contras were right-wing and that they opposed the left-wing government.
The left-wing governments were generally not seen as desired during the cold war because they could strengthen the communists, which were competing with the US.
So the US hoped that the contras would weaken or even replace the left-wing government.