The answer is A. I hope that helps.
The debate during the Gilded Age was between "free-traders" and "protectionists". Generally, people in agriculture prefferred lower tariffs, because it enabled them to more easily export their agricultural products, which there was a surplus of in the US, and provided competition for industrial products, which would keep prices low.
For the opposite reason, people in more industrial areas of the country wanted higher tariffs, or a more protectionist policy, so that the manufacturing sector could continue to develop, and they wouldn't have to compete with foreign manufactured goods.
Correct answer
Harry Truman
WW2 ended in September, but FDR died in April, and Truman became the president.
The people in the Asian nations under the rule of imperialism don't have the ability to vote. only a certain people do, which still elects the same ruler.