Why did the north agree to the missouri compromise? a.) it allowed maine to enter the union as a free state. b.) it repealed the fugitive slave law. c.) it allowed california to enter the union as a free state. d.) it banned slavery in the northwest territory.

The North agreed to Missouri Compromise because A) it made Maine to enter Union as Free State.  

The Missouri Compromise referred to making a balance between number of Free states and number of slave states. The northerners in United States Congress back then agreed to the idea of allowing the state of Maine to enter into Union as a free state. Many petitions are passed to eradicate slavery from Missouri.

Despite these measures, the slavery issue was never settled and the Civil War became inevitable.

b. the 200th birthday of the united states