Select the option that can be used as a one-word substitute for the given group of words.
A large cage, building or enclosure to keep birds

Correct option is D

The correct one-word for the given group of words is (d) Aviary.
An Aviary is a large enclosure or cage or building where birds are kept and allowed to fly freely. (पक्षियों को रखने का एक बड़ा पिंजरा या भवन)
Example: The zoo recently added a large aviary for exotic birds.
Meanings of the given other options:
· (a) Zoo: A place where various animals are kept for public display. (चिड़ियाघर)
· (b) Apiary: A place where bees are kept. (मधुमक्खी पालन केंद्र)
· (c) Aquarium: A tank or building where aquatic animals and plants are kept. (जलजीवशाला)