1. What did the Missouri Compromise accomplish?

It regarded all territory gained in the Mexican Cession as free land
It stated that land acquired in the Louisiana purchase would have the right to decide whether or not they wanted slavery.
It kept the number of free states and slave-states equal by bringing in Missouri and Maine into the Union.
It kept the number of free states and slave-states equal by bringing in Missouri and California into the Union.

The correct answer is: It kept the number of free states and slave-states equal by bringing in Missouri and Maine into the Union.