The most infamous of paramilitary organizations created to terrorize blacks and white republicans was the . ( spell carefully and properly and only enter one complete word per blank space.)

Ku Klux Klan

Explanation:

          The Ku Klux Klan is the paramilitary organisation group which was created to suppressed the black and the white republicans. It main target was the African Americans. Following the Civil War, this group was created which victimized and terrorize the blacks who were newly freed from slaves.

         It was commonly known as Klans or KKK. It is one of the oldest and most infamous group in the American hate group.

the answer is:

c. economic output