What does Professor Dhavan spend so many hours in the lab...
Read the sentence below to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Choose the option with that part as your answer. If there is no error, choose 'D' as your answer. (Ignore the errors of punctuation, if any).
What does Professor Dhavan spend so many hours in the laboratory?
What does Professor Dhavan
spend so many hours
in the laboratory?
No error.
Correct answer is A
Why does Professor Dhavan
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