Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions:
-(Table: Marginal Benefit from Additional Streetlights) Look at the table Marginal Benefit from Additional Streetlights. Suppose that the marginal cost of installing a streetlight is $6. If Dave had to pay for streetlights on his own, how many streetlights would there be?

A) 0
B) 1
C) 2
D) 3