题目选项分析

The head baker at Barry`s Bagels can either purchase flour in-person from the local flour mill, Larry`s Local Mill, or order a shipment of flour from an out-of-state mill, Isadore`s Interstate Mill. The cost of the flour from Isadore`s Interstate Mill is 10 percent less than the cost of the flour from Larry`s Local Mill. Even after shipping and handling fees are added, it is still cheaper to order flour that has to be shipped from Isadore`s than to buy flour locally from Larry`s.

The statements above, if true, best support which of the following assertions?

【选项】Production costs at Isadore`s Interstate Mill are 10 percent below those at Larry`s Local Mill.