题目选项分析

Which of the following, if true, most logically completes the argument below?

Manufacturers are now required to make all cigarette lighters child-resistant by equipping them with safety levers. But this change is unlikely to result in a significant reduction in the number of fires caused by chilidren playing with lighters, because children given the opportunity can figure out how to work the safety levers and_________.

【选项】approximately 5,000 fires per year have been attributed to children playing with lighters before the safety levers were required