Which of the Following Statements About Free Blacks in Southern

Which of the following statements about free blacks in southern states is LEAST accurate?

A) Because of the conflation of race and slavery,all southern states required free blacks to carry on their persons evidence of their freedom at all times.
B) Because racial slavery led people in the South to ascribe a racial stigma to labor,free blacks in the South found it easier to get jobs in professions like teaching,dentistry,and pharmacology than free blacks in the North.
C) All southern states prohibited free blacks from elsewhere from settling in their borders,and even required black sailors from out of state to be jailed throughout the duration of their stay in southern seaports.
D) Several states enacted laws to make it possible for free blacks who wanted to abandon their freedom and become slaves to choose their own masters.