Use the Following to Answer Question

Multiple Choice

Use the following to answer question:
-(Table: Marginal Benefit,Cost,and Consumer Surplus) Use Table: Marginal Benefit,Cost,and Consumer Surplus.The table shows six consumers' willingness to pay for one iTunes download.If the marginal social cost is constant at _____,then _____ consumers will purchase this good,and consumer surplus is _____.

A) $6;three;$13
B) $3.50;four;$20
C) $11;two;$22
D) $40;zero;-$37