Sandy walked 20 meters towards south. Then Sandy turned to her left and walked 20 meters. She then turned to her left and walked 20 meters. She then turned to her right and walked 20 meters. What distance is she from the starting point and in which direction?	Choose the correct answer:
A) 20 m east
B) 40 m north
C) 30 m west
D) 40 m east
E) 20 m west

Rationale: "the net distance is 20 + 20 = 40 meters to the east . the answer is d ."
Answer: D