This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper limb, Subject name: Anatomy
[{'content': 'Lower lateral cutaneous nerve of arm is a branch of \nSelect and explain. \nA. Radial nerve, B. Axillary nerve, C. Median nerve, D. Musculocutaneous nerve', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Lower lateral cutaneous nerve of arm (C5 , C6 ) is a branch of radial nerve given off in the radial groove . It supplies the skin of the lower half of the lateral side of the arm. B D Chaurasia 7th edition Page no : 79', 'role': 'assistant'}]