OBrien Company manufactures and sells one product. The following information pertains to each of the companys first three years of operations: Variable costs per unit: Manufacturing: Direct materials $ 26 Direct labor $ 14 Variable manufacturing overhead $ 4 Variable selling and administrative $ 3 Fixed costs per year: Fixed manufacturing overhead $ 520,000 Fixed selling and administrative expenses $ 170,000 During its first year of operations, OBrien produced 98,000 units and sold 75,000 units. During its second year of operations, it produced 84,000 units and sold 102,000 units. In its third year, OBrien produced 85,000 units and sold 80,000 units. The selling price of the companys product is $78 per unit. 2. Assume the company uses variable costing and a LIFO inventory flow assumption (LIFO means last-in first-out. In other words, it assumes that the newest units in inventory are sold first): a. Compute the unit product cost for Year 1, Year 2, and Year 3. b. Prepare an income statement for Year 1, Year 2, and Year 3.