A Tannery Discovers a Technology That Makes It Cheaper to Reduce

Multiple Choice

A tannery discovers a technology that makes it cheaper to reduce the air pollution it generates.On a graph of the optimal level of air quality,the use of the new technology would be represented by _____

A) a leftward shift of the marginal social cost curve.
B) a rightward shift of the marginal social cost curve.
C) movement to the right along the marginal social cost curve.
D) movement to the left along the marginal social cost curve.
E) a downward shift of the marginal social benefit curve.