The displacement-time graph of a particle is as shown below. It indicates that

Options

A. the velocity of the particle is constant throughout
B. the acceleration of the particle is constant throughout
C. the particle starts with a constant velocity and is accelerated
D. the motion is retarded and finally the particle stops

Answer

D

Explanation

At first, the slope is decreasing therefore, the motion is retarded Finally, the displacement becomes constant and the body stops.