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': 'The insurance concept is essentially one of \nSelect and explain. \nA. Budgeting payment, B. Subsidise financing, C. Capitation, D. Sharing risk', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]