Correct option is C
Given:
Govind starts from Point Y and drives 12 km west.
He then turns right and drives 37 km.
He then takes a left turn and drives 18 km.
He turns left again and drives 63 km.
He then takes a right turn and drives 19 km.
He takes another right turn and drives 35 km.
He then turns left and drives 32 km.
Finally, he turns left and drives 9 km to stop at Point Z.
According to the given information, Path diagram will be:

Distance between Y and Z = 12 + 18 + 19 + 32 = 81 KM
As per the diagram, he drive 81 KM in order to reach Point Y again in East direction.
Thus, the correct option is (C) 81 km towards east