In these questions, a part of sentence is underlined. Below are given alternatives to the underlined part, which may improve the sentence. Choose the correct alternative. In case no improvement is needed, mark 'No improvement' as your answer.
What have you been doing since the workshop last month?
have you done
you have done
have you been doing
No improvement
C.
have you been doing
The helping verb (have) will come before the subject (you) in case of an interrogative sentence.
