Rahul and Shyam start cycling from their club. Rahul rides 11 km South, then turns to his left and rides 15 km. In the meanwhile Shyam rides 7 km East, then turns South and rides 17 km, then turns to his left and rides 8 km. Where is Shyam with respect to Rahul?

A

6 km North

B

17 km South

C

17 km North

D

6 km South