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: Anatomy
[{'content': 'Epiglottis develops from which of the following structure \nSelect and explain. \nA. 2nd pharyngeal arch, B. 6th pharyngeal arch, C. 4th pharyngeal arch, D. 3rd pharyngeal arch', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. c. 4th pharyngeal arch', 'role': 'assistant'}]