The Optimal Level of Pollution Is

Multiple Choice

The optimal level of pollution is

A) zero
B) the level at which the marginal social cost of air quality equals the marginal social benefit
C) the level at which the average social cost of air quality equals the average social benefit
D) the level at which the total social cost of air quality equals the total social benefit
E) the level at which the marginal social cost of air quality is minimized