At the end of the accounting period, Armstrong Corporation reports operating income of $30,000. Which of the following statements is true, if Armstrong produced 4,000 units and sold 5,000 units during the accounting period (assume there is enough beginning inventory)? Absorption costing will report less operating income than variable costing. O Variable costing and absorption costing will report the same operating income since the total costs are the same. Variable costing and absorption costing will report the same operating income since the cost of goods sold is the same. Variable costing will report less operating income than absorption costing