This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Substance Related and Addictive Disorders, Subject name: Psychiatry
[{'content': 'A 40-year-old man is brought to emergency. On examination he appears conscious and oriented but repos hearing voices of people threatening him. He admits to a history of chronic alcohol use. What is the most appropriate diagnosis? \nSelect and explain. \nA. Alcoholic hallucinosis, B. Delirium tremens, C. Korsakoff psychosis, D. Schizophrenia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Alcoholic hallucinosis is characterised usually by presence of auditory hallucination. As person is conscious and oriented delirium tremens is ruled out. There are not enough symptoms to conclude that he suffers from schizophrenia.', 'role': 'assistant'}]