Two shippers, A and B are considered for a shipping service. Both offer a 2-day rate: A for $500 and B for $525. In addition, A offers a 3-day rate of $460 and a 9 -day rate of $400; while B offers a 4 day rate $450 and a seven-day rate of $410. A total of 300 boxes are to be shipped, and each box has a price tag of $140. Assuming the annual holding costs are at 35% of the unit price, the second best shipping alternative should be: A. ship 9-day using A B. ship 2-day using A C. ship 2-day using B D. ship 7-day using B E. ship 3-day using A