Except for the Very Last Unit of a Good Sold,the

Multiple Choice

Except for the very last unit of a good sold,the price paid by consumers of that good for an additional unit is

A) less than the marginal social benefit from that unit.
B) more than the marginal social benefit from that unit.
C) less than the marginal social cost of producing that unit.
D) less than the opportunity cost of producing that unit.
E) equal to consumer surplus.