Câu 54: GMAT Section 3: Verbal Ability

In the suburbs surrounding Middletown, there is an average of 2.4 automobiles per family, and thus very few suburban residents use public buses. The suburban communities, therefore, would derive little benefit from continuing to subsidize the portion of Middletown's public bus system that serves the suburbs. Which of the following, if true, casts the most serious doubt on the conclusion drawn above?

1. A. The real-estate tax rate in Middletown is higher than it is in the suburbs.
2. B. Last year voters in the suburban communities defeated by a narrow margin a bill designed to increase subsidies for public bus routes.
3. C. Many suburban shops can attract enough employees to remain in business only because subsidized public transportation from Middletown is available. — đáp án hiện tại
4. D. Public buses operated with less than a 35 percent occupancy rate produce more pollution per passenger mile than would the operation of private automobiles for each passenger.
5. E. Most voters in Middletown's suburban communities are unwilling to continue subsidies for public buses next year if rider ship on those buses drops below current levels.