Correct option is C
The correct antonym of the given word is (c) Plentiful.
Meagre: means lacking in quantity or quality; very small or insufficient. (कम मात्रा में, अल्प)
Example: The farmers had a meagre harvest due to poor rainfall.
Plentiful: means existing in or yielding great quantities; abundant. (प्रचुर मात्रा में)
Example: The valley had plentiful crops and resources.
Synonyms: scanty, insufficient, paltry, sparse.
Antonyms: abundant, ample, plentiful, generous.
Meanings of the given other options:
· (a) Civilised: well-mannered and cultured (सभ्य)
· (b) miserable: very unhappy or uncomfortable (दुखी)
· (d) sparse: thinly dispersed or scattered (छिटपुट)