The correct answer is Letter D
Because most were illiterate since they were denied a chance at gaining an education before since they were considered slaves and not a technically a US citizen that had full rights. After the Civil War through certain laws they were finally allowed to get an education.
The answer is reform movement. It is a type of social movement that targets to make continuing change, or change in certain parts of society, rather than rapid or fundamental changes. A reform movement is notable from more radical social movements such as revolutionary movements. Reformists' thoughts are often deal with in liberalism, although they may be embedded in socialist or religious concepts. Some depend on on personal transformation; others count on on small collectives, such as Mahatma Gandhi's spinning wheel and the self-sustaining village economy, as a mode of societal change. Examples of reform movements are labor movement, animal rights movements, anti-nuclear movement, Mothers against Drunk Driving, and the disability rights movement.
Answer: D
Explanation: it is right on ap3x!!