Suman drives 3 km towards north from point A. She takes a right turn and drives 4 km more. Then she takes another right turn and drives 3 km. Finally, she takes one more right turn and drives 6 km to reach point B.How far and towards which direction should she drive in order to reach point A again?

A

2 km towards south

B

3 km towards north

C

3 km towards west

D

2 km towards east