Help Save& Exit Subm A manager must make a decision on shipping. There are two shippers, A and B. Both offer a two-day rate: A for $512 and B for $521. In addition, A offers a three-day rate of $462 and a nine-day rate of $407, and B offers a four-day rate of $453 and a seven- day rate of $422. Annual holding costs are 36 percent of unit price. Three hundred and ninety boxes are to be shipped, and each box has a price of $144. Which shipping alternative would you recommend? (Round your places and final answers to 2 decimal places. Omit the "$" sign in your response.) to 3 decimal Option 2 days 4 days 7 days Cost Option 2 days 3 days 9 days Cost OShip two-day usingA O Ship three-day using A OShip two-day using B Ship four-day using B O Ship seven-day using B