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': 'Nerve supply of the tympanic membrane is by the: \nSelect and explain. \nA. Auriculotemporal, B. Lesser occipital, C. Greater occipital, D. Parasympathetic ganglion', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]