Answer:
d. a personality disorder.
Explanation:
Personality disorder: The term personality disorder is one of the types of mental disorder in which a person consists of unhealthy and rigid thinking pattern, behaving, and functioning. The person having a personality disorder finds trouble or difficulty in relating and perceiving to any specific person or situation. The personality is often difficult to be cured.
Types: Schizoid personality disorder, Paranoid personality disorder, Borderline personality disorder, Narcissistic personality disorder, etc.
In the question above, Lamont may be diagnosed with a personality disorder.