Which act was a key part to the Missouri compromise? A. Arkansas territory organized.
B. Michigan admitted as a slave state.
C. Prohibition of slave states south of the Arkansas-Missouri border.
D. California admitted as a free state.

I’m pretty sure the answer is C

If I’m wrong sorry

The most important benefit of having a difficult amendment process is that people can never amend any part of the constitution very easily. the makers of the constitution wanted the amendment process to be deliberately hard, so that no person can amend easily for his or her personal benefit. i hope the answer you.