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 aerial blood supply to the palatine tonsil is derived from branches of the external carotid aery. The principal aery is the tonsillar aery, which is a branch of the: \nSelect and explain. \nA. Facial aery, B. Lingual aery, C. Superficial temporal aery, D. Maxillary aery', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Facial Aery', 'role': 'assistant'}]