An athlete runs around a 400 meter track in 60 seconds, starting and finishing at the same place. What is her speed and velocity in m/s?
A. Speed = 6.67 m/s and Velocity = zero
B. Speed = zero and Velocity = 6.67 m/s
C. Speed = 6.67 m/s and Velocity = 6.67 m/s 360o
D. Speed = 6.67 m/s and Velocity =
