Q. A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence inPassive/Active Voice.Who did this?
A) By who this was done?
B) This was done by who?
C) By whom was this done?
D) By whom this was done?
✔ Correct Answer: By whom was this done?
Exam Insight
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