Can someone who know's what their talking about me with this ? i have tried to do this question for over an hour now, and still cannot find any possible answer based on the answer selections

a position-time graph is shown below

which statement accurately describes the velocity of the object in the graph above over the six seconds?

the object moves forward at 5 m/s, stops, and then changes velocity.
the object moves backward, stops, and then continues forward at 5 m/s.
the object is at rest for 2 seconds and then moves at forward at 5 m/s.
the object stops and then returns to its original position and velocity.