Rhome Corporation's relevant range of activity is 2,000 units to 6,000 units. When it produces and sells 4,000 units, its average costs per unit are as follows: Direct materials Direct labor Variable manufacturing overhead Fixed manufacturing overhead Fixed selling expense Fixed administrative expense Sales commissions Variable administrative expense Average Cost per Unit $5.40 $3.55 $1.70 $3.00 $0.60 $0.40 $1.00 $0.40 If 5,000 units are produced, the total amount of manufacturing overhead cost is closest to: O $18,000 $19,250 O $20,500 $23,000