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': "Erb's point is at the junction of - \nSelect and explain. \nA. C5, 6, B. C6, 7, C. C7, 8, D. C8, T1", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Erb’s point is in upper trunk (C5,C6). Injury here causes Erb’s paralysis.\nKlumpke’s paralysis is due to injury at C8,T1.', 'role': 'assistant'}]