A speed versus time graph is shown: A Speed versus Time graph is shown with y-axis labeled position in centimeters per second up to 2 and x-axis labeled time in seconds up to 8. A horizontal line connects the points 0, 1 and 4, 1. A vertical line connects points 4, 1 and 4, 0. A horizontal line connects points 4, 0 and 8, 0.

Which statement accurately describes the motion of the object in the graph above?

Group of answer choices

From 4 s to 8 s, the object is at rest.

From 0 s to 4 s, the object is at rest.

At 4 s, the object speeds up to 1 cm/s.

At 4 s, the object slows down to 1 cm/s.