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: Surgery
[{'content': "Hynes pharyngoplasty is used to improve a child's ? \nSelect and explain. \nA. Appearance, B. Teething, C. Speech, D. Feeding", 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Speech", 'role': 'assistant'}]