This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'Vitamin deficiency seen in alcoholic with dementia: AP 08; Maharashtra 09; JIPMER 14 \nSelect and explain. \nA. Thiamine, B. Vitamin B12, C. Riboflavin, D. Pyridoxine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Thiamine', 'role': 'assistant'}]