7. Using The following graph and table: A. What is the total profit of producing 4 units? B. What is total profit of producing at level 5 units? C. Which quantity should the monopolist choose to produce? D. What can you say about the relationship of MR and MC at the fifth unit? 1,600 Marginal cost 1,400 1,200 Marginal revenue Maximum otal Cost/Total Revenue ($) 1,000 possible profit 800 600 400 200 -200 Quantity Cost Information Revenue Information Total Marginal Average Total Marginal Quantity Cost Cost Cost Quantity Price Revenue Revenue 1,500 1,500 1,200 1,200 1,800 300 900 1, 100 2,200 1,000 2,200 400 733 1,000 3,000 2,700 500 675 900 3,600 600 3,300 600 660 800 4,000 400 4,200 900 700 700 4,200 200 5,400 1,200 771 600 4,200 7,200 1,800 900 500 4,000 -200