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: Pathology
[{'content': 'Anticariogenic vitamins are: \nSelect and explain. \nA. Vit.A and Vit. K, B. Vit. K and Vit. D, C. Vit. A and Vit. D, D. Vit. E and Vit. D', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]