Recall the Application About Determining the Optimal Level of Methane

Multiple Choice

Recall the Application about determining the optimal level of methane abatement to answer the following question(s) .
-Recall the Application.What does the optimal level of methane abatement depend on?

A) the level at which the polluting firms are able to maximize their profits
B) the total cost of abatement
C) the marginal benefit of abatement
D) It is not possible to determine an optimal level of methane.