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': 'In deltoid paralysis, which nerve is involved : \nSelect and explain. \nA. Circumflex N, B. Musculocutaneous N, C. Axillary N, D. Radial N', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C. i.e. Axillary nerve', 'role': 'assistant'}]