Displacment time graph of a particle moving in the straight line is as shown in figure. Select the correct alterntive(s)

Displacment time graph of a particle moving in the straight line is as

1.	Displacment time graph of a particle moving in the straight line is as shown in figure. Select the correct alterntive(s)
Answer» work don by all forces in REGION AB is not zero work done by all forces in region AB is zero work done by all the forces in region BC is negative work done by all the forces in region OA is negative Answer :B::C