A person starts from point X and moves 7 km towards the south. He then turns left and moves 5 km. He then takes a right turn and moves 5 km. He then turns right and moves 5 km to reach point Y. How much and in which direction does he need to move now to reach point X?

A

12 km, North

B

5 km, West

C

5 km, North

D

7 km, West