Brady Products Manufacturers, which has only one product, has provided the following data concerning its first month of operations: Selling price $120.00 Units produced 4,000 units Units sold 3,600 units Units in ending inventory 400 units Variable manufacturing costs $90.00 Variable selling and administrative costs $8.00 per unit sold Fixed manufacturing overhead costs $56,000 Fixed selling and administrative costs $21,600 The company produces the same number of units every month, although the sales in units vary from month to month. The companys variable costs per unit and total fixed costs are expected to be constant from month to month. Required: (a) Calculate the operating income for the month under variable costing (4 marks) (b) Prepare an income statement for the month using the absorption costing format and the absorption costing method. (4 marks) (c) Explain the difference between the income reported by variable and absorption costing. (