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).
He will certainly help you if you will ask him in a pleasant manner.
He will certainly help you
if you will ask him
in a pleasant manner.
No error.
Correct answer is B
if you ask him