Answer:
States gained a large piece of western land know as the Mexican session cession.
Multiple choice or written essay?
I suppose it made the free states and slave states in some way even. When Missouri became a slave state they kept the north end of the Louisiana purchase free stated and banned slavery there.
C. Ways and Means- The House Ways and Means Committee is in charge of revenue/tax-raising or lowering, and all revenue bills are generated in the House
