A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.
A post-man starts cycling from his post office. He cycles 7 km South, then turns West and cycles 5 km, Then turns North and cycles 6 km, then turns to his right and cycles 5 km. Where is he now with reference to his post office?