Which describes the greatest displacement?
A. walking 3 m east, then 3 m north,
then 3 m west
B. walking 3 m east, then 3 m south,
then 3 m east
C. walking 3 m north, then 3 m south,
then 3 m north
D. walking 3 m north, then 3 m west,
then 3 m south
Tabial 1