Use the Following to Answer Question 92

question 91

Multiple Choice

Use the following to answer question 92:
Figure: The Optimal Quantity of Pollution
-(Figure: The Optimal Quantity of Pollution) Use Figure: The Optimal Quantity of Pollution.The figure shows the marginal social cost (MSC) and marginal social benefit (MSB) for firms that pollute the air with sulphur dioxide.Using the figure,the optimal Pigouvian tax per unit of pollution is:

• A) $500.
• B) $250.
• C) $167.
• D) $83.