'Who can complete this difficult task?' Choose the correct passive voice.

A. By whom was this difficult task completed?

B. This difficult task can be completed by whom?

C. Who could have completed this difficult task?

D. By whom can this difficult task be completed?

E. This difficult task could be completed by whom?

সঠিক উত্তরঃ D. By whom can this difficult task be completed?

Explanation:

লগইন করুন