According to the article, the Amistad case supported the abolition of slavery in
all of the following ways EXCEPT:*

A- If unified the groups working for abolition in the United States.

B- It Freed any slaves who were illegally captured from Sierra Leone.

C- It helped create an organization to found schools for blacks in the American South.

D- It brought attention to the practice of illegal slavery and the brutality of all slavery.