I think it’s A, i’m not 100% sure so let me know if it’s right or wrong
B the bill goes through the legislative process since the bill is just being introduced
Adobe is the answer to your question
Yes, it is true that under chief marshall the supreme court strengthened its authority, since this was one of the earliest courts in America, where many precedents were set.
The unexpected effect it had on enslaved people was that showing them there was hope.