Required information (The following information applies to the questions displayed below.) O'Brien Company manufactures and sells one product. The following information pertains to each of the company's first three years of operations: Variable costs per unit: Manufacturing: Direct materials Direct labor $ 15 Variable manufacturing overhead $ 5 Variable selling and $ 3 administrative Fixed costs per year: Fixed manufacturing overhead $520,000 Fixed selling and administrative $170,000 expenses During its first year of operations, O'Brien produced 92,000 units and sold 80,000 units. During its second year operations, it produced 81,000 units and sold 88,000 units. In its third year, O'Brien 87,000 units and sold 82,000 units. The selling price of the company's product is $79 per unit. 4. Assume the company uses absorption 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. Complete this question by entering your answers in the tabs below. Req 4A Req 4B Compute the unit product cost for Year 1, Year 2, and Year 3. (Round your intermediate calculations and final answers to 2 decimal places.) Unit Product Cost Year 1 Year 2 Year 3 Req 4A Req 4B>