Rachel drew the two graphs below. graph r graph s rachel says that graph r has a greater constant of variation that graph s. which statement explains whether rachel is correct? a. rachel is correct; graph s is nonproportional. b. rachel is correct; graph r goes farther along the x-axis. c. rachel is not correct; both graphs go through the origin and have the same constant of variation. d. rachel is not correct; graph s is steeper than graph r.