Which statement best describes the Missouri Compromise?

AMissouri was admitted as a free state and Maine was admitted as a free state.
BMissouri was admitted as a free state and Maine as a slave state.
CMissouri was admitted as a slave state and Maine as a free state.
DMissouri was admitted as a slave state and Maine as a slave state.

Verified Answer :

the answer is C. Missouri was admitted as a slave state and Maine as a free state. 
It said that any sate below 35 parallel was a salve sate and all above were free. 

c missouri slave and maine free