问题详情

Which statement is CORRECT concerning Dr. Zelda Teplitz？

A．He studies sleepwalking for at least ten years.

B．He concludes that sleepwalkers are totally asleep in their sensory area.

C．He maintains that it is a mistaken belief that sleepwalkers are immune to injury.

D．He is the leading expert on sleep in America.

请帮忙给出正确答案和分析，谢谢！