题目选项分析

State spokesperson：Many businesspeople who have not been to our state believe that we have an inadequate road system.Those people are mistaken, as is obvious from the fact that in each of the past six years, our state has spent more money per mile on road improvements than any other state.

Which of the following, if true, most seriously undermines the reasoning in the spokesperson's argument?

【选项】In general, the number of miles of road in a state's road system depends on both the area and the population of the state.