9-25. VARIABLE VERSUS ABSORPTION COSTING. The Tomlinson Company manufactures trendy, high-quality, moderately priced watches. As Tomlinson's senior financial analyst, you are asked to recommend a method of inventory costing. The chief financial officer (CFO) will use your recommendation to prepare Tomlinson's 2020 income statement. The following data are for the year ended December 31, 2020: Assume standard costs per unit are the same for units in beginning inventory and units produced during the year. Also, assume no price, spending, or efficiency variances. Any production-volume variance is written off to cost of goods sold. Required 1. Prepare income statements under variable and absorption costing for the year ended December 31, 2020. 2. What is Tomlinson's operating income as percentage of revenues under each costing method? 3. Explain the difference in operating income between the two methods. 4. Which costing method would you recommend to the CFO? Why