I believe the answer is C but not 100% sure
Good choices are:
1. The United States acquired the Philippines, Guam, Guantanamo Bay and Puerto Rico as a result of the Spanish-American War.
4. One of the arguments in favor of American imperialism was the need for more naval bases for economic and political security.
7. Increasing trade and opening up new markets was a major argument in favor of American imperialism.
6. Social Darwinism was the concept that the United States and Western powers were better suited to govern other parts of the world and would bring civilization.
plz mark me as brainliest :)
You can claim to be winning a war if your casualties are much less than the casualties of the other side