The figure given below shows a situation where the producers of good X are forming an international cartel. Here, MR = Marginal Revenue, MC = Marginal Cost, and P = Price. The cartel use monopoly pricing for its output. Price ( dollars per unit ) 0 300 500 600 1,000 1,500 MC curve of cartel (= supply curve if there is perfect competition) Demand MR Quantity (Millions of units ) 100 150 I f the producers of good X form a cartel and use monopoly pricing, the price per unit would be _____ and the industry profits (before subtracting any fixed costs) would be _____ . a. $500; $10 billion b. $600; $9 0 billion c. $1,000; $6 0 billion d. $1,000; $40 billion