Question

The fact that people who have unrealistic expectations, such as "I must sleep a full eight hours every night, or I will be unable to function," are more likely to experience insomnia suggests that insomnia is at least partially influenced by​:___________.

Answer 1

Answer: Cognition

Step-by-step explanation:

The fact that they understand how long they need to sleep to avoid insomnia shows cognition; they have acquired knowledge on the sleeping process by experience and knowledge.