Correct option is C
The correct synonym of the given word is (c) Gloomy.
Cheerless: without cheer, sad, lacking happiness or hope. (उदास / निराशाजनक)
Example: The cheerless weather dampened our mood.
Gloomy: dark or poorly lit, especially so as to appear depressing or frightening; also sad and melancholic. (उदास / अंधकारपूर्ण)
Example: The room looked gloomy with no lights on.
Synonyms: depressing, bleak, somber, gloomy.
Antonyms: cheerful, bright, lively, sunny.
Meanings of the other options:
· (a) Strong: physically powerful or emotionally resilient (मज़बूत)
· (b) Clear: easy to perceive, understand, or interpret (साफ़ / स्पष्ट)
· (d) Bright: full of light or happiness (उज्ज्वल / प्रसन्न)