I would say A, because this act encouraged a strong reaction to the North and helped fuel the rise of the anti slavery republican party
I'm sure it's the Tropical forest.
Hope this helps!
Answer:
That is an opinionated question, if they kept that land then that would have stopped the advancement of american culture and tech. But if they kept that land, there would have been less bloodshed in one of the darkest parts of american history. In the end its up to you.