The graph shows the amount of money paid when purchasing bags of caramel corn at the zoo: a graph is shown. the x-axis is labeled from 0 to 9. the y-axis is labeled from 0 to 10. four points are shown on the graph on ordered pairs 0, 0 and 1, 3 and 2, 6 and 3, 9. these points are joined by a line. the label on the x-axis is bags of caramel corn. the title on the y-axis is total cost in dollars. what does the point (0, 0) on the graph represent? the cost of zero bags of caramel corn the cost of one bag of caramel corn the cost of two bags of caramel corn the cost of three bags of caramel corn