Marcus Brown, owner and operator of Jolly Jelly Confectionery, is reviewing the inventory policy of its 'category A' items. The demand data for an item (inventory level of the item is continuously monitored) is as follows: a. Calculate the economic order quantity for the product. b. Calculate the reorder quantity. Explain the best order policy for the product. c. If the order cost can be reduced to $30/order, what would change in the order policy in (b)? Explain why. d. If the lead time increases to 1.5 weeks (order cost remains at $40), what would change in the order policy in (b)? Explain why. Demand = 2500 items/week Order cost = $40/order Holding cost rate=20% Unit cost = $5 Lead time 1 week