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 is working in a bank in New Delhi for the past several months.
He is working in
a bank in New Delhi
for the past several months.
No error.
Correct answer is A
He has been working in