Neeraj starts from his home and heads west. He travels 5 km and then takes a right turn and travels for 4 km. He takes a right turn and travels another 6 km. After this he takes a left turn and travels for another 4 km. What is shortest distance of his current position from the starting point?

A

$$3\sqrt{13}$$ km

B

5 km

C

$$\sqrt{65}$$ km

D

8km

E

10 km