Why did the Court rule that the Civil Rights Act of $1875$ was unconstitutional?

A$).$

None of the above.

B$).$

The Court made its decision on the grounds that the Civil Rights Act tried to legislate the acts of individuals $-$ a power Congress does not have.

C$).$

The Court made its decision on the grounds that the Civil Rights Act tried to legislate the acts of groups of different races $-$ a power Congress doesthave.

D$).$

The Court made its decision on the grounds that the Civil Rights Act tried to legislate the act of individuals $-$ a power Congress does have.