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': "Which of the following is a derivative of the second pharyngeal pouch \nSelect and explain. \nA. Tympanic cavity, B. Meckel's cartilage, C. Palatine tonsil, D. Tongue base", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]