During Reconstruction, groups such as the Ku Klux Klan used violence to prevent freed people from voting. The correct option among all the options that are given in the question is the third option or option "C". I hope that this is the answer that you were looking for and the answer has come to your help.
Answer:
deterrent
Explanation:
because incentive means the thing that motivates you and its opposite to it is the things that demotivates you
