Multiple choice

Directions: Select the correct option after change of voice.

Who is creating this mess?

  1. Who has created this mess?

  2. By whom is this mess being created?

  3. By whom this mess is being created?

  4. By whom has this mess been created?

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In passive voice, subject (who) becomes the object (by whom). In interrogative sentences, verb precedes the subject. And in continuous tenses, 'being' shows the continuity (in passive voice).