The graph between the displacement x and time t for a particle moving in a straigh lin ais shown in figure. During the internal OA,AB,BC and CD, the acceleration of the particle is:

Options

A. `{:(OA,AB,BC,CD),(+,0,+,+):}`
B. `{:(OA,AB,BC,CD),(-,0,+,0):}`
C. `{:(OA,AB,BC,CD),(+,0,-,+):}`
D. `{:(OA,AB,BC,CD),(-,0,-,0):}`

Answer

B