Correct option is A
The correct synonym of the given word is (a) Calm.
• Given word – Serene:
Serene means peaceful, quiet, and free from disturbance or worry.
(Hindi meaning: शांत / निर्मल)
Example: She looked serene even in a difficult situation.
• Correct answer word – Calm:
Calm means peaceful and not excited, angry, or disturbed. It is the nearest synonym of serene.
(Hindi meaning: शांत)
Example: The sea remained calm after the storm.
• Synonyms of Serene: calm, peaceful, tranquil, placid.
• Antonyms of Serene: agitated, disturbed, noisy, fierce.
Meanings of all the other given options:
• Agitated – Disturbed or troubled (व्याकुल)
• Fierce – Violent or aggressive (उग्र)
• Noisy – Full of loud sound (शोरगुल वाला)
So the correct answer is (a)