题目选项分析

Editorial：The mayor plans to deactivate the city's fire alarm boxes, because most calls received from them are false alarms.The mayor claims that the alarm boxes are no longer necessary, since most people now have access to either public or private telephones.But the city's commercial district, where there is the greatest risk of fire, has few residents and few public telephones, so some alarm boxes are still necessary.

Which of the following, if true, most seriously weakens the editorial's argument?

【选项】The fire department gets less information from an alarm box than it does from a telephone call.