For the Past Month,Mikail Has Been Getting Only Five to Six

Multiple Choice

For the past month,Mikail has been getting only five to six hours of sleep,instead of the eight hours he is used to.What is a likely consequence of Mikail's reduced sleep

A)  impaired attention and coordination 
B)  hallucinations and general disorientation 
C)  development of anxiety symptoms 
D)  night terrors when he actually does fall asleep