A company is considering two alternatives with the following costs: Materials costs Labor costs Overhead costs Inspection costs Alternative 1 $62,000 $40,000 $20,000 $33,000 Alternative 2 $59,000 $40,000 $30,500 $22,000 Identify the costs that are relevant and the costs that are not relevant, given the choice of alternatives. Calculate the differential cost between the alternatives. a. Material cost Labor cost Overhead cost Inspection cost b. Differential cost