C. You would be finding the total distance. You arent finding the rate because there is no division, and we dont know how long it took hime to ride the original 5. The answer is C.
The graph of the function has the point of inflection at the origin. From the diagram you can the that the graph has the point of inflection at point (-2,-3). So you should translate the graph of the function 2 units to the left and 3 units down. This translation is acting on function in the following way: