Income statements under absorption and variable costing Gallatin County Motors Inc. assembles and sells snowmobile engines. The company began operations on July 1 and operated at 100% of capacity during the first month. The following data summarize the results for July: Sales (5,000 units) $2,550,000 Production costs (5,000 units) : Direct materials $1,096,500 Direct labor 471,500 Variable factory overhead 77,000 Fixed factory overhead 120,500 1,765,500 Selling and administrative expenses: Variable selling and administrative expenses $54,700 Fixed selling and administrative expenses 23,000 77,700 This information has been collected in the Microsoft Excel Online file. Open the spreadsheet, perform the required analysis, and input your answers in the questions below.a. Prepare an income statement according to the absorption costing concept. Gallatin County Motors Inc. Absorption Costing Income Statement For the Month Ended July 31 Sales $ Cost of goods sold Gross profit Selling and administrative expenses Operating income b. Prepare an income statement according to the variable costing concept. Gallatin County Motors Inc. Variable Costing Income Statement For the Month Ended July 31 Sales $ Variable cost of goods sold Manufacturing margin Variable selling and administrative expenses Contribution margin $ Fixed costs: Fixed factory overhead costs Fixed selling and administrative expenses Total fixed costs Operating income c. What is the reason for the difference in the amount of Operating income reported in (a) and (b)? Under the absorption costing method, the fixed manufacturing cost included in the cost of goods sold is matched with the revenues. Under variable costing V , all of the fixed manufacturing cost is deducted in the period in which it is incurred, regardless of the amount of inventory change. Thus, when inventory increases, the absorption costing " v income statement will have a higher Operating income than will the variable costing income statement