Longitudinal Studies Indicate That in Adults

Longitudinal studies indicate that in adults:

A) core personality traits are stable but personality disorder diagnoses have only low to moderate stability.
B) personality disorder diagnoses are stable, but core personality traits have low to moderate stability.
C) both core personality traits and personality disorder diagnoses are stable.
D) neither core personality traits nor personality disorder diagnoses are stable.
E) some core personality traits are stable and other are unstable.