Correct option is A
The correct antonym of the given word is (a)
Gracious.
Sardonic: Grimly mocking or cynical; scornfully humorous. (तिरस्कारपूर्ण / व्यंग्यात्मक)
Example: He gave a sardonic smile that unsettled everyone.
Gracious: Courteous, kind, and pleasant. (विनम्र / कृपालु)
Example: She was gracious enough to forgive him.
Synonyms of sardonic: sarcastic, mocking, cynical, scornful
Antonyms: kind, gentle, polite,
gracious
Meanings of all the other options:
· Option (b): Lengthy – Very long in duration (लंबा)
· Option (c): Podgy – Slightly fat (गोलमटोल)
· Option (d): Eternal – Lasting forever (सदा रहने वाला)