Two turtles, Velma and Justine, were entered into a race.
The equation y = 4x represents Velma's distance in meters, y, after racing for x minutes. The graph below displays Justine's distance and time.
Based on the equation and graph, which two statements below are true?
Justine is twice as fast as Velma.
A. Justine is half as fast as Velma.
B. Justine and Velma have the same speed.
C. Justine moves a greater distance than Velma each minute.
D. Justine moves a shorter distance than Velma each minute.
