What was the direct effect of the 13th Amendment?

Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction.

A) the abolition (outlawing) of slavery

B) granting of citizenship to all African Americans

C) the desegregation of schools

D) suffrage for women

A) the abolition (outlawing) of slavery