(5, 3) and (7, 3) are two coordinate points for a single object on a position-versus-time graph. Assume time is measured in seconds and distance in meters. What can be said about the object's position over time?
A. It did not move at all.
B. It moved 2 meters in 3 seconds.
C. It moved 3 meters in 2 seconds.
D. It moved 4 meters in 2 seconds.