Direction: In the following questions, a sentence has been given in Active voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive voice.

प्र:

Who wrote this article?

• 1
  Who was written this article?
• 2
  By whom was this article written?
• 3
  Whom was this article written?
• 4
  By whom this article was written?