Exhibit 17.3 -Refer to Exhibit 17.3,which Shows Market Equilibrium in the Presence

Multiple Choice

Exhibit 17.3

-Refer to Exhibit 17.3,which shows market equilibrium in the presence of an externality.The socially efficient price and level of output are _____

A) $6 and 50 units, respectively.
B) $12 and 50 units, respectively.
C) $12 and 40 units, respectively.
D) $6 and 40 units, respectively.
E) less than $6 and more than 50 units, respectively.