Neha starts from Point Y and drive 8 km towards north. Then she takes right turn and
drives 9 km and then again she takes right turn and drives 18 km. Then she turns left
and drives 7 km. Then she turns left and drives 2 km and at last she turns left and
drives 16 km and stops at point Z. How far (shortest distance) and towards which
direction should he drive in order to reach Point Y again?
A7 km towards north
B8 km towards north
C7 km towards south
D8 km towards south