In the following questions, a sentences has been given in Active/Passive Voice. Out of the alternatives suggested, select the one which best express the same sentence in Passive/Active Voice and mark your answer in the Answer Sheet.
We must reduce pollution in big cities.

Options

A. Pollution will be reduced by us in big cities
B. Pollution must be reduced by us in big cities
C. Pollution should be reduced by us in big cities
D. Pollution would be reduced by us in big cities

Answer

B