**Cluster B Disorders of Personality**

### Core Concept
Cluster B personality disorders are characterized by dramatic, emotional, or erratic behavior. They are marked by intense emotional dysregulation, impulsivity, and a tendency to engage in self-destructive or antisocial behavior. The five disorders classified under Cluster B are Borderline Personality Disorder, Histrionic Personality Disorder, Narcissistic Personality Disorder, and Antisocial Personality Disorder.

### Why the Correct Answer is Right
The correct answer will be one of the options that is not classified under Cluster B personality disorders. Cluster B disorders are known for their dramatic and emotional behavior, which is in contrast to Cluster A disorders that are characterized by odd or eccentric behavior, and Cluster C disorders that are marked by anxious or fearful behavior. To determine the correct answer, we need to identify the disorder that does not fit with the characteristics of Cluster B.

### Why Each Wrong Option is Incorrect
**Option A:** This option is incorrect because the disorder listed here is a Cluster B personality disorder, characterized by dramatic and emotional behavior.
**Option B:** This option is incorrect because the disorder listed here is also a Cluster B personality disorder, marked by impulsivity and self-destructive behavior.
**Option C:** This option is incorrect because the disorder listed here is a Cluster B personality disorder, known for its grandiose and entitled behavior.

### Clinical Pearl / High-Yield Fact
To differentiate between Cluster B and Cluster C personality disorders, remember that Cluster B disorders are characterized by dramatic and emotional behavior, while Cluster C disorders are marked by anxious or fearful behavior.

### Correct Answer: D.