Raj and Roy are standing at point B. They start walking in opposite directions. Raj walked 3 km and Roy walked 4 km. Then, Raj turned right and walked 4 km and Roy turned left and walked 3 km. How far is each from the starting point?

A

4.5 km, 5 km

B

8 km, 6 km

C

5 km, 5 km

D

6 km, 4 km