The table shows the demand schedule for a particular product. Quantity Demanded (Units) Price (Dollars per unit) 0 16 1 14 2 12 3 10 4 8 5 6 6 4 7 2 8 0 Refer to Table 18-3. Suppose the market for this product is served by two firms that have formed a cartel. If the marginal cost of production is $4 and each firm incurs a fixed cost of $6, the combined profit of the cartel will be a. $6 b. $24 c. $32 d. $12