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.

[EX Q]: bookshelf : library. shower : ?
[EX A]: bathroom

[EX Q]: workbench : garage. boxes : ?
[EX A]: attic

[EX Q]: sink : bathroom. toolbox : ?
[EX A]:
garage