This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Alcohol, Subject name: Medicine
[{'content': 'Drug of choice in alcohol withdrawl is: \nSelect and explain. \nA. Disulfiram, B. Benzodia zepines, C. Acamprosate, D. Naltrexone', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (Benzodiazepines): Ref: 2565 - H,953-955-CMDT-09 (955-H17th)Alcohol withdraw!* Benzodiazepines have the highest margin of safety and lowest cost and are, therefore the preferred class of drugs(Diazepam or chlordiazepoxide)Rehabilitation of Alcoholics: - counseling education, and cognitive approaches, several medications (Naltrexone, Acamprosate, ALDH inhibitor disulfiram)', 'role': 'assistant'}]