After the Dred Scott Decision

After the Dred Scott decision,

A) northern newspapers strongly urged that the decision be accepted in spite of the dangers it posed.
B) the justices who dissented in the decision resigned from the Supreme Court.
C) Lincoln warned that the next step would be for the Supreme Court to deny a state the right to exclude slavery.
D) the Republican party was thoroughly discredited because the Supreme Court had endorsed southern constitutional arguments.