A business operated at 100% of capacity during its first month, with the following results: $585,000 Sales (117 units) Production costs (146 units): Direct materials $78,913 Direct labor 20,148 35,259 Variable factory overhead Fixed factory overhead 33,580 167,900 9,627 Operating expenses: Variable operating expenses $6,025 Fixed operating expenses 3,602 The amount of operating income that would be reported on the absorption costing income statement is Oa. $584,854 Ob. $471,335 Oc. $440,823 Od. $467,733