Two analogies that relate objects to the associated rooms is given in the form "A : B. C : ?". "A : B" relates object A to room B. Your task is to replace the question mark (?) with the appropriate room for the given object C, following the "A : B" relation.

Q: shelf : kitchen. cabinet : ?

A: bathroom
****
Q: bed : bedroom. microwave : ?

A: kitchen
****
Q: sink : bathroom. closet : ?

A:
hallway
****