Under the Newly Written Constitution, What Rights Were Slaves Given

Under the newly written Constitution, what rights were slaves given?

A) Slaves were given the right to freedom if they could escape their slave-owning state.
B) Slaves were not given any rights and were viewed as property.
C) Slaves were given the right to vote after 20 years of servitude, with their masters' approval.
D) Slaves were given the right to buy themselves into freedom after a state-determined number of years.