I would think that it is C but I'm not that sure so get more answers.
Answer: Racism and segregation was still a big deal in the United States of America
Although there are several organizations whose sole function is to provide humanitarian aid around the world, one of the more popular ones would be "UNICEF"
The Monroe Doctrine became a mainstay of U.S. foreign policy. In 1823 U.S. President James Monroe proclaimed the U.S. protector of the Western Hemisphere by forbidding European powers from colonizing additional territories in the Americas.