Correct option is C
The correct antonym of the given word is (c) Lethargic.
Industrious: Hardworking and diligent, someone who puts in great effort to achieve their goals.
Industrious: मेहनती, परिश्रमी।
Example: The industrious student completed all assignments well before the deadline.
Lethargic: Lacking energy or enthusiasm; lazy and inactive.
Example: His lethargic attitude was evident in his lack of participation in the project.
Synonyms: Hardworking, diligent, conscientious, productive.
Antonyms: Lethargic, lazy, idle, sluggish.
Meanings of the other given options:
- Conscientious: (कर्तव्यनिष्ठ) Careful and responsible in one’s duties.
- Primitive: (आदिम) Early in the history of development; basic or crude.
- Productive: (उत्पादक) Capable of producing a lot or being highly effective.