题目选项分析

The Green Peas Grocery Store in the remote wealthy enclave of Luxville charges more than the Green Peas Grocery Store in Oak City charges for the same items. Clearly, on any given item, the Green Peas grocery franchise is taking advantage of its location in Luxville to reap higher profits on that item.

In evaluating the argument, it would be most useful to compare

【选项】The cost of these items in Oak City and in Luxville with the cost at other Green Peas stores throughout the state.