The average cost per unit for production and selling expenses for Oliver, Inc. are listed below. The relevant range for the bestselling cat toy is between 2,000 and 6,000 units produced a month. The costs below were for the production level and sales of 4,000 units. If Oliver, Inc. produces 5,000 units of the cat toy, what are the total fixed manufacturing costs? $12,600 $11,200$16,800 $14,000