Identify the grammatically incorrect part: The teacher (A) explained (B) the problem (C) very careful (D) to the class.
Q1. Identify the grammatically incorrect part: The teacher (A) explained (B) the problem (C) very careful (D) to the class.
Answer: very careful
Explanation: Correct answer is C. 'Careful' should be 'carefully' to modify the verb 'explained' as an adverb.