Which of the following statements is true about borderline personality disorder?

A) Impaired functioning in the amygdala and prefrontal cortex has been linked with the emotional lability and dysregulation found in people with borderline personality disorder.
B) Neuroimaging studies have shown that the amygdala and prefrontal cortex in people with borderline personality disorder are unusually large.
C) Neuroimaging studies have shown that the splitting characteristic of people with borderline personality disorder has no basis in biology.
D) The dysregulation and emotional lability characteristic of borderline personality disorder occurs in people who lack an amygdala.