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: Dental
[{'content': 'Translucency of Permanent dentition is \nSelect and explain. \nA. More than Primary dentition, B. Less than primary dentition, C. Equal in both, D. Can be more or less', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Primary dentition: It is less translucent than permanent dentition. As mineral content is increased tooth structure becomes more homogeneous and more translucent.', 'role': 'assistant'}]