A．Theman walked sixteen miles along a dangerous roaD．
B．Theboy walked five hours in his sleep.
C．Thestudent habitually walked to the Iowa River and swam in his sleep.
D．Theman danced a minuet in his sleep.
A．It iscaused by emotional conflict or guilty conscience.
B．It isthe acting out of a vivid dream.
C．Somnambulists are asleep during their sleepwalking.
D．It isdangerous to waken a sleepwalker.
A．studied sleepwalking for at least ten years
B．concluded that sleepwalkers are partially asleep in their sensory area
C．maintained that sleepwalkers are immune to injury
D．A andB
A．sleepwalkers are often awakened by dangers
B．theunderlying cause of sleepwalking is more serious than sleepwalking itself
C．allkinds of irrational behavior are reflections of sleepwalking
D．Allof the alcove