A 20-year-old man comes to the university physician as per the suggestion of his roommate, who has noticed that for the past month he has been staying up all night, acting sometimes quite agitated and not being himself. He has also been mumbling to himself for the past 6 weeks. He does not smoke, drink, or use drugs. His vitals are normal. His girlfriend broke up with him about 3 months ago. He has been attending classes regularly. He works a part-time job at a convenience store. Which of the following is the most likely diagnosis?
A) Adjustment disorder with anxious mood
B) Bipolar with psychotic features
C) Depression with psychotic features
D) Schizoaffective disorder
E) Schizophreniform disorder
