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: Orthopaedics
[{'content': "True about Erb's Palsy \nSelect and explain. \nA. Abduction and Internal rotation, B. Claw hand is seen, C. C5, C6 roots affected, D. Supination seen", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]