Why Did Andrew Johnson Veto the Civil Rights Bill of 1866

Why did Andrew Johnson veto the Civil Rights Bill of 1866?

A) He argued it discriminated against blacks.
B) He argued that blacks did not deserve the right of citizenship.
C) He argued it gave too much power to the states.
D) He argued it was incompatible with the Thirteenth Amendment.
E) He argued it did not follow the appropriate congressional procedure.