In the following question, a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best express the same sentence in Passive/Active Voice.
By that time tomorrow they would have completed the work allotted to them.

Options

A. By that time tomorrow, the work allotted to them would be completed by them.
B. By that time tomorrow, the work allotted to them would complete by them.
C. By that time tomorrow, the work allotted to them would be complete by them.
D. By that time tomorrow, the work allotted to them would have been completed by them.

Answer

D