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': 'Inferior thyroid aery arises from : \nSelect and explain. \nA. 1st pa of subclan aery, B. Thyrocervical trunk of 1st pa of subclan aery, C. 3rd pa of subclan aery, D. Int. carotid aery', 'role': 'user'}, {'content': "Answer: B \nExplanation: B i.e. Thyrocervical Trunk of 1't pa of subclan aery", 'role': 'assistant'}]