In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.
A plumber will fix all the pipes.
1
All the pipes should be fixed by a plumber.
2
Fixing of all pipes would be done by a plumber.
3
All the pipes will be fixed by a plumber.
4
All the pipes would been fixed by a plumber.