(10 points) A mail-order company operates 50 weeks a year and uses 200 boxes a week. The company incurs a fixed order placement, transportation, and receiving cost of $150 each time an order is placed with the manufacturer. The holding cost is 15 percent of the cost. The manufacturer uses the following all unit discount pricing schedule. A. [ 5 points] Evaluate the number of boxes that the company should order in each lot in order to minimize the total cost of inventory. B. [ 2 points] What is the total inventory cost, including the ordering, purchasing and holding costs? C. [ 3 points ] Are the ordering cost and the holding cost for the order quantity obtained in Part A the same? Explain why or why not