Why did President Johnson veto the Civil Rights Act of 1866

Question

(1 point)
He believed too many U.S. citizens would lose their right to vote.
He believed blacks were given too many rights that they were not prepared to handle.
He believed the Southern states, having lost their slaves, did not vote objectively on the bill.
He believed it was unconstitutional.

Answer 1

He believed it was unconstitutional.