You are answering a USMLE-style medical question. Question: A 29-year-old man is referred by his marriage counselor to the outpatient psychiatry clinic. The patient’s wife is with him and states that her husband is always complaining and critical of others. He was recently fired from his job to which he claims that his boss was jealous of his hard work. He also does not trust his neighbors and thinks they are out to get all the nice things he has. His wife also says that he has begun to doubt her fidelity and believes that even the marriage counselor is on her side. Which of the following psychiatric disorders also belongs to the same cluster of symptoms? Options: A) Schizotypal personality disorder B) Obsessive-compulsive personality disorder C) Antisocial personality disorder D) Personality disorder not otherwise specified Reply with ONLY the letter of the correct answer (A, B, C, or D). No explanation.