Japan I believe, I'm not too sure
The answer is either the third or fourth option.
I want to go more with the fourth one though!!
Answer: 1) All human beings are born free and equal.
2) Black Americans faced legal impedimentsin the quest for civil rights. The ‘separate but equal’ decision of the Supreme Court saw blacks facing prejudice on a daily basis: in schools, in the workplace, in social and leisure activities and in politics.
3)The debate over the meaning of freedom for freedpeople is one of the primary conflicts in the history of the Reconstruction era.
Explanation:
Radicalism because it centers around really strong political beliefs that differ greatly from the one that a society has adopted.
I believe that's it is Choice b