The set of points (–3, 7), (0, –3) and (6, 1) are plotted in the coordinate plane. Which of the following statements is true about the graph of these points? A. They do not represent a linear function. B. The slopes of the lines between each pair of points are equal. C. The first coordinate of each ordered pair is always less than the second coordinate. D. The coordinates of the ordered pairs satisfy the equation .