What makes you happy? This sentence can be changed into passive voice as : (A) By what were you made happy? (B) By what you are made happy? (C) By what are you are made happy? (D) By what have you been made happy?

Question No 53.

What makes you happy?

This sentence can be changed into passive voice as :

(A) By what were you made happy?

(B) By what you are made happy?

(D) By what have you been made happy?

Answer -(c) By what are you made happy?

OIO UNIVERSITY