The graph shows the amount of money paid when purchasing bags of peanuts at the zoo: I REALLY NEED HELP!!!

A graph is shown. The x-axis is labeled from 0 to 9. The y-axis is labeled from 0 to 13. Four points are shown on the graph on ordered pairs 0, 0 and 1, 4 and 2, 8 and 3, 12. These points are joined by a line. The label on the x-axis is Bags of peanuts. The title on the y-axis is Total cost in dollars.

What does the point (0, 0) on the graph represent? (4 points)
a
The cost of one bag of peanuts

b
The cost of zero bags of peanuts

c
The cost of two bags of peanuts

d
The cost of three bags of peanuts