Answer:
Harriet Tubman's efforts
Explanation:
Abolitionists supported slavery and capital punishment, so they were most likely not happy to have slaves escaping.
They were banned from stanied glass and statues
The answer I believe is B !
B: Plessy v. Ferguson because at that time they belived in seperate but equal..which was not the case it was really unfair. So brought to the matter they sorted it out in the supreme court.