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]: boxes : attic. desk : ?
[A]: office


[Q]: shelf : nursury. dresser : ?
[A]: bedroom


[Q]: sink : bathroom. boxes : ?
[A]:
attic