Ajay starts from Point A and drives 6 km towards the east. He then takes a left turn, drives 7 km, turns left and drives 8 km. He then takes a left turn and drives 9 km. He takes a final left turn, drives 2 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90 degree turns only unless specified.)
A4 km to the south
B3 km to the south
C2 km to the north
D1 km to the north