The major reason for this was the fact that many Senators were afraid that membership in the League of Nations would reduce the sovereignty of the United States and its ability to have complete control over its own foreign policy and military actions.
Answer:
Most likely because of potato famine. A lot of starvation happened and there were diseases.
I believe the answer is (B) Minorities
These were the stelae (singular: stela), which were tall monuments in stone or wood that glorified leaders and other powerful individuals. One of the civilization known for this is the Maya Civilisation.