Select the related word from the given alternatives.
Car : Garage :: Curio : ?

A "Car" is kept and stored in a "Garage". Similarly, a "Curio" (a rare, unusual, or intriguing object) is kept and displayed in a "Museum".
Let's look at the other options:

Aviary: A large cage or enclosure for keeping birds.

Cellar: A room below ground level in a house, typically used for storing wine or coal.

Granary: A storehouse for threshed grain.

Hence, the correct option is C.