A bakery makes the same number of cupcakes each hour, as shown on the graph below.
What does the point (2, 40) represent on the graph?
 A. 
40 cupcakes made in 2 hours
 B. 
2 cupcakes made in 40 days
 C. 
40 cupcakes made in 2 days
 D. 
2 cupcakes made in 40 hours