[Help please! 30 points!] Please select the two things that were major controversies and problems with the Dred Scott decision.

A. The ruling stated that the British had had no right to bring slaves to the US and that they should pay to free all slaves

B. The ruling ignored the long history of citizenship, as shown by the right to vote, by free persons of color

C. The ruling questioned the ability of the southern states be be able to have slavery and for people to own slaves

D. The ruling stated the Missouri Compromise was unconstitutional and that the Congress to make this law