Kitisak Corporation manufactures and sells one product. The following information pertains to the company's first year of operations: $100 Selling price per unit Variable costs per unit: Manufacturing: Direct materials Direct labor Variable manufacturing overhead Variable selling and administrative expense Fixed costs per year: Fixed manufacturing overhead Selling and administrative expense $9 $20 $11 $5 $45,000 $61,900 Production Sales 5,000 units 4,500 units Q.: What is net operating income under variable costing in the first year? A.:$