Sully Company provided the following information for last month. Production in units 3,000 Direct materials cost $7,000 Direct labor cost $12,500 Overhead cost $9,600 Sales commission per unit sold Price per unit sold Fixed selling and administrative expense $7,000 There were no beginning and ending inventories. What is operating income for Sully Company for last month? O $24,000 O $38,900 O $43,400 $43,800 None of the other answers