Select the option that expresses the given sentence in passive voice.Who wrote this letter?
A. By whom this letter was written?
B. By whom was this letter written?
C. Who was written this letter?
D. By whom is this letter written?
1 answer
Best answer
Answer: B. By whom was this letter written?
Answer: (B) By whom was this letter written?
'Who' becomes 'By whom'; simple past → was + past participle; the question order puts the verb before the subject: 'By whom was this letter written?'
Doubtly AI
· 27 Oct 2026
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