Suppose that a company makes and sells a single product. At the beginning of period 1, there are no opening inventories of the product, for which the variable production cost is $4 and the sales price $6 per unit. Fixed costs are $2.000 per period, of which $1,500 are fixed production costs. Sales Production Period 1 1200 units 1500 units Period 2 1800 units 1500 units Required Determine the profit in each period using the following methods of costing/ (a) Absorption costing. Assume normal output is 1,500 units per period. (b) Marginal costing