Correct answer:
A. Tuskegee Institute graduates and members of the National Association for the Advancement of Colored People.
The National Association for the Advancement of Colored People (NAACP) was born out of lynchings and revolts against blacks. This organization had a mainly black participation. The NAACP used publicity, protests, lawsuits to attack racial segregation.
The Tuskegee Institute became a power of African-American education and the political influence of the United States. Washington designed, developed and guided the institute.