Answer:
correct option is C) voting rights
Explanation:
solution
Fifteenth Amendment pass on 25th February, 1869 in House of Representatives
and Constitution granted for African American men for right to vote as right of citizen of United State and hall not be denied by color or any previous condition as servitude
and it would take passage of Voting Rights Act of 1965
before that African Americans in the South side they were registered to vote
so here correct option is C) voting rights