Who among the following has written mostly for children?

Correct option is A

Explanation:

Ruskin Bond is celebrated for children’s and young adult fiction, capturing childhood, nature, and Indian rural life.

Information Booster:

Bond’s most famous works include "The Room on the Roof" and numerous short stories reflecting growing up in India.

Additional Knowledge:

Desai and Anand focus on adult themes; Narayan wrote for all ages but is not chiefly known for children’s literature.