This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'Drugs useful in rehabilitation of Alcoholic patients are following except \nSelect and explain. \nA. Acamprosate, B. Varenicline, C. Rimonabant, D. Naltrexone', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Drug effeti ve pharmacologic interventions for management of smoking cessation are Bupropion and Varenicline.', 'role': 'assistant'}]