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': 'The secretomotor supply of the parotid gland is through: \nSelect and explain. \nA. Otic ganglion, B. Gasserian ganglion, C. Geniculate ganglion, D. Submandibular ganglion', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]