41. A 2 kg object initially moving with a constant velocity is subjected to a force of magnitude F in the direction of motion. A graph of F as a function of time t is shown. What is the increase, if any, in the velocity of the object during the time the force is applied?
(A) 0m/s
(B) 3.0m/s
(C) 4.0m/s
(D) 6.0m/s
