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: Unknown
[{'content': 'Number of Milk teeth are \nSelect and explain. \nA. 8, B. 16, C. 20, D. 32', 'role': 'user'}, {'content': 'Answer: C \nExplanation: 20 (Deciduous teeth)', 'role': 'assistant'}]