Correct option is D
The correct synonym of the given word is
(d) subdue.
Given word (Quell): It means to suppress, put an end to, or calm something such as violence, fear, rebellion, or disturbance. (Hindi meaning: दबाना, शांत करना, कुचल देना)
Example: The police tried to quell the riot quickly.
Correct answer word (Subdue): It means to bring under control, suppress, or overcome. (Hindi meaning: वश में करना, दबाना, नियंत्रित करना)
Example: The soldiers subdued the rebels.
Synonyms: suppress, subdue, curb, calm.
Antonyms: incite, encourage, provoke, stimulate.
Meanings of all the other given options:
• (a) Torture: to cause severe pain or suffering (यातना देना)
• (b) Defeat: to win against someone; to overcome in a contest (हराना)
• (c) Support: to help or encourage; to back (समर्थन करना)