Identify the part of the sentence that contains a grammatical error.
A. He is B. not only intelligent C. and hardworking, D. but also very kind.
Show answer & explanation
Correct answer: C
Explanation
The grammatical error is in C. and hardworking ❌
Correct sentence:He is not only intelligent but also very kind.
The correlative conjunction pair “not only … but also” should connect grammatically parallel elements. Here, “and” is unnecessary.
✅ Answer: C