Answer: c is the answer
Explanation: where is my brainlyist???
The positive changes occurred for blacks during the reconstruction years
were they were no longer slaves. They have given a privilege to own a
land and be heard, the African-Americans after the civil war has a
valuable experience in government, commerce, and society that helped
later.
I'm very sure that the answer to your question is D: To leave a lasting mark.
Sorry if this is wrong, have a good day!