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 replacement of missing part by artificial substitute is called as: \nSelect and explain. \nA. Obturator, B. Tongue blade, C. Prosthesis, D. Myofunctional appliance', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]