题目选项分析

A study done on children under the age of twelve showed that 15 percent of them experienced night terrors but when children had parents who had also experienced such terrors in childhood it was more likely for them to be perceiving their behavior as different from that of their peers'

A study done on children under the age of twelve showed that 15 percent of them experienced night terrors but that children whose parents had also experienced such terrors in childhood were more likely than other children prone to night terrors to perceive their behavior as fundamentally different from their peers'