A
To my knowledge, a senator needs to live in the US for 10 years
Answer:
I can't really help with several of these questions because they are all subjective, but I can answer the first one.
Following World War I, the League of Nations was established to aid in the maintenance of peace and the resolution of international disputes. After WWII, the United Nations was in the same boat. There were also the peace accords that brought the conflicts to a close. (You'll have to evaluate whether these were successful or not.)
Populists believed that bankers, landowners, and political parties worked together to keep control of the US in the hands of the wealthy. The answer to your question is D. I hope that this is the answer that you were looking for and it has helped you.