Kartik started walking from a mall. First, he walked 8 km towards the north. From there. he turned rigrt and walked 3 km. Then. he turned right and walked 5 km. Again. he turned right and walked 7 km. What is the shortest distance from the mall to Kartik’s final location?

A

10 km

B

5 km

C

3 km

D

7 km