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: Surgery
[{'content': 'Aery cannulated most commonly for invasive blood pressure monitoring is: March 2013 (f) \nSelect and explain. \nA. Femoral aery, B. Carotid aery, C. Radial aery, D. Ulnar aery', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C i.e. Radial aery', 'role': 'assistant'}]