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: Pathology
[{'content': 'An 8 yr. old child with large front teeth having jagged margins seeks consultation. What is the treatment plan: \nSelect and explain. \nA. Smoothen the jagged margins and apply fluoride varnish, B. Extraction, C. Assure and send him back, D. Build up other teeth to large size', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]