Missouri was admitted to the Union as a "slave" state
Maine was admitted to the Union as a "free" state
Slavery was outlawed in Louisiana Purchase lands north of 36° 30'
The balance of power between "slave" and "free" states was preserved because there were 12 of each in the Union
These facts are all related to
A)
the Compromise of 1850.
B)
the Fugitive Slave Act.
C)
the Missouri Compromise.
D)
the Kansas-Nebraska Act.

Question

Missouri was admitted to the Union as a "slave" state
Maine was admitted to the Union as a "free" state
Slavery was outlawed in Louisiana Purchase lands north of 36° 30'
The balance of power between "slave" and "free" states was preserved because there were 12 of each in the Union
  These facts are all related to
A)
the Compromise of 1850.	
B)
the Fugitive Slave Act.	
C)
the Missouri Compromise.	
D)
the Kansas-Nebraska Act.