Given the following data: Period 1 2 3 4 5 6 7 8 Gross Requirements 20 20 50 50 80 80 50 50 The beginning inventory is 0 and there are no scheduled receipts. The order cost is $50 and the holding cost is $1 per part per period. What are the order costs, carrying costs, and totals cost over the 8 periods using the period order quantity rule with POQ = 2? order costs - $200, carrying costs $200, and total costs $400 O order costs = $400, carrying costs - $340, and total costs = $740 O order costs = $200, carrying costs = $340, and total costs = $540 order costs $400, carrying costs - $0, and total costs = $400