Kyle is possessed by the thought that he might develop a severe disease due to germs. He tries to put these disturbing thoughts out of his mind by washing his hands several times a day. Kyle demonstrates ____________.

A) illness anxiety disorder
B) obsessive-compulsive disorder
C) dissociative identity disorder
D) post-traumatic stress disorder

Obsessive-compulsive Disorder

A mental disorder characterized by recurring unwanted thoughts (obsessions) and repetitive behaviors (compulsions) that the individual feels compelled to perform.

Illness Anxiety Disorder

A chronic condition characterized by excessive worry about having or acquiring a serious illness, despite medical reassurance.

Dissociative Identity Disorder

A psychological disorder characterized by the presence of two or more distinct personality states that control an individual's behavior at different times.