Correct option is C
The correct antonym of the given word is (c) Tender.
Callous: Emotionally hardened, unfeeling, insensitive to the feelings of others.
(Hindi meaning: कठोर, निष्ठुर)
Example: His callous attitude toward the suffering of others shocked everyone.
Tender: Soft-hearted, sympathetic, or showing gentleness and concern.
(Hindi meaning: कोमल, संवेदनशील)
Example: She gave the child a tender hug to comfort him.
Synonyms of Callous: indifferent, heartless, cold, harsh.
Antonyms: kind, soft, tender, compassionate.
Meanings of other options:
· (a)
Augment – to increase or make larger (बढ़ाना)
· (b)
Desolate – deserted, gloomy (उजड़ा हुआ, सुनसान)
· (d)
Beguile – to deceive or trick (छल करना)