Who wrote this book? (Passive)

  1. Who was this book written?
  2. Whom was written this book by?
  3. By whom was this book written?
  4. By whom this book was written?
Answer

C) By whom was this book written?

Who → By whom + was + subject + V3. Active & Passive Voice · Voice with modals & imperatives

English MCQ · More English: Active & Passive Voice MCQs · Practise