The following deta are avallable from the accounting records of Willow Creek Co. for the month anded May 31. During the accounting period, 17,000 units were manufactured and sold at a price of $60 per unit. There were no beginning inventories, and ali units were completed (no work in process). Seling and administrative expenses: a. Prepare a variable costing income statement: Willow Creek Co. Variable Costing Income Statement For the Month Ended May 31 b. Prepare an absorption costing income statement