4. Refer to Scenario 16-3. To maximize profit (or minimize losses), how many units will the firm produce? a. 2 units b. 3 units c. 4 units d. 5 unitsScenario 16-3 A monopolistically competitive firm has the following cost structure: Output 14 5 Total Cost($) 30 32 37 44 50 166 78 The firm faces the following demand curve: Price ($) 20 18 15 13 Quantity 2 3 4