The correct answer is D. enforce new laws in the South. The problem was that there were still a lot of racially discriminatory laws in the south and a lot of social discrimination which made it difficult to enforce new laws,such as the prohibiton of racial discrimination of voting.
If you're referring to the Civil War era, in the years leading up to the war, once such compromise could have been that slavery could continue to exist where it was, but not spread to other states.
The correct answer is: 3 trillion dollars
Read the passage get a consensus of what it says