Voice
In the following question, a sentence has been given in Active/Passive Voice. Out of the four/five alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice. All vulnerable places are kept under constant vigil by the Policemen.
The. Policemen are keeping all vulnerable places under constant vigil.
The Policemen keep all vulnerable places under constant vigil.
The Policemen will keep all vulnerable places under constant vigil.
The Policemen will be keeping all vulnerable places under constant vigil.