Select the appropriate synonym of the given word.
Diligent

Correct option is C

The correct synonym of the given word is (c) Hardworking.
Given word: Diligent means showing persistent and careful effort in work or duties. (मेहनती, परिश्रमी)
Example: She is a diligent student who always submits her work on time.
Correct answer word: Hardworking means putting in consistent effort and working with sincerity. (कड़ी मेहनत करने वाला)
Example: The company rewards its most hardworking employees every quarter.
Synonyms: attentive, careful, industrious, hardworking
Antonyms: lazy, negligent, careless
Meanings of all the other options:
· (a) Lazy – unwilling to work (आलसी)
· (b) Careless – lacking attention (लापरवाह)
· (d) Unreliable – not dependable (अविश्वसनीय)