Correct answer choice is :
B) It establishes Douglass as a moral man.
Step-by-step explanation:
Unusual Christian captive masters showed that slaves were descendants of Ham and should, therefore, continue captured, some critics have also described Ham as having been executed for engaging in relations with his mother, therefore, Douglass is using the Biblical allusion to advise that it has been used wrongly since a new population of people is being formulated because of white slave masters degradation of black female captives.