Correct option is D
Tarun starts from Point Y and drives 36 km towards west.
He then takes a left turn, drives 83 km, turns right and drives 68 km.
He then takes a right turn and drives 55 km.
He takes a right turn, drives 41 km.
He then turns left, drives 28 km to stop at Point Z.

Required direction = East
Required distance = 36 km + (68 - 41) km
36 km + 27 km = 63 km