求助 OG2017 第628题

628. Proposed new safety rules for Beach City airport would lengthenconsiderably the minimum time between takeoffs from the airport. Inconsequence, the airport would be able to accommodate 10 percent fewer flightsthan currently use the airport daily. The city's operating budget dependsheavily on taxes generated by tourist spending, and most of the tourists come byplane. Therefore, the proposed new safety rules, if adopted, will reduce therevenue available for the operating budget.

The argument depends on assuming which of the following?

(B) Few, if any, of thetourists who use Beach City airport do so when their main destination is a neighboringcommunity and not Beach City itself.

(E) The response to the adoption of the new safety ruleswould not include a large increase in the number of passengers per flight.

Answer: (E).

为啥觉得B也正确呢？