In 1857, the Supreme Court Decided in Dred Scott V

In 1857, the Supreme Court decided in Dred Scott v. Sandford, that

A) slavery was immoral and unconstitutional.
B) private property could be seized for public purposes upon fair compensation.
C) the Court has the authority to declare acts of Congress unconstitutional.
D) slaves were not citizens who possessed rights, but were simply private property.
E) slaves were also protected by the Bill of Rights.