Which case marked the end of slavery in Massachusetts?
Select the best answer from the choices provided.
O
A .
Prince Hall led some Massachusetts enslaved African Americans to petition the colony's legislature for freedom.
OB.
Lawyers sued and won freedom for Elizabeth Freeman.
C.
Seven free African Americans in Massachusetts petitioned and won the right to vote.
D.
Quock Walker successfully sued his owner for freedom and damages after he was brutally beaten.