Exercise 10. Mark the letter A, B, C or D to indicate the sentence that is closest in meaning to each of the following questions.
It is pointless to ask me about it because I know nothing.
A.It's no use asking me about it because I know nothing.
B.It's no use to ask me about it because I know nothing.
C.It's not use asking me about it because I know nothing.
D.It's not use to ask me about it because I know nothing.