Consider the graph shown in the figure which gives the velocity of an object moving along a line Assume time is measured in hours and distance is measured in miles The areas of three regions bounded by the velocity curve and the t axis are also given Complete parts a through e a On what intervals is the object moving in the positive direction Select the correct choice and if necessary fill in the answer box to complete your choice OA The object is moving in the positive direction on the interval s Type your answer in interval notation Use a comma to separate answers as needed The object is never moving in the positive direction OB M 6 A 15 11 15