The passive form of `Who did it?` is : ?
By whom had it been done?
By whom was it done?
Who is it done by?
By whom has it been done?
Explanation:
Correct Answer is: By whom was it done?

By whom had it been done?
By whom was it done?
Who is it done by?
By whom has it been done?
Correct Answer is: By whom was it done?

What is the verb form of the word `clear`? Option A: clearify , Option B: clarity , Option C: clarify, Option D: clarification, correct answer is: clarify
He went made. This verb is: Option A: transitive , Option B: intransitive , Option C: linking, Option D: stative, correct answer is: linking
What is the adjective form of the word `divide`? Option A: Divisible , Option B: Division , Option C: Dividalion, Option D: Divisable, correct answer is: Divisible
পরিশ্রম কর নতুবা তুমি পিছিয়ে পড়বে। Option A: Done , Option B: Skip , Option C: undefined, Option D: undefined, correct answer is: Done
Why are road accidents very rampant in Bangladesh? Option A: Done , Option B: Skip , Option C: undefined, Option D: undefined, correct answer is: Done