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': 'CDER AIIMS Is nodal centre for: \nSelect and explain. \nA. Center for dental education and research, B. Nurturing excellence in healthcare research and remedy, C. Centre of excellence for National oral health care Program, D. Centre for Oral Health Promotion', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]