Select the option that expresses the given sentence in active voice.
By whom was this done?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4, i.e. , Who did this?
Voice Concept: Changing from passive to active voice
Grammar Explanation:
By whom was this done is in the past simple passive.
The active voice changes to past simple active.
Subject who
Verb did
Object this
Correct sentence: Who did this.
Conclusion: The correct option is Who did this.