t is 3 a. m. and Jack is in the kitchen standing at the refrigerator. His wife walks in and asks him what he thinks he's doing. Jack does not respond, but begins to take out items to make a sandwich. What might Jack be exhibiting

Sleepwalking

Explanation:

Jack might be sleepwalking. Sleep walking also known as somnambulism is a behavior disorder which involves an individual walking around and performing activities while in a state deep sleep. The affected individual is unaware of what is going on, it is usually more common in children and in adults who have suffered sleep deprivation.