What were the effects of the Spanish American War?

U.S. victory in the war produced a peace treaty that compelled the Spanish to relinquish claims on Cuba, and to cede sovereignty over Guam, Puerto Rico, and the Philippines to the United States. The United States also annexed the independent state of Hawaii during the conflict.

The immediate cause of the Spanish-American War was Cuba's struggle for independence from Spain. ... Growing U.S. economic, political, and military power, especially naval power, contrasted with waning Spanish power over its far-flung colonies, made the war a relatively short-lived conflict.

the answer is d. selective incorporation. (apex)

roosevelt essentially took the opposite approach as hoover in taking on the great depression. herbert hoover thought that america and its economy could naturally recover from the depression in due course, so he adamantly restrained the federal government from intervening on behalf of the people affected. on the other hand, roosevelt dramatically increased employment by expanding the federal government and establishing agencies that would aid in relieving some of the country's worst problems.