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': "In klumpke's paralysis nerve roots involved are \nSelect and explain. \nA. C6 -C7, B. C7- C8, C. C8-T1, D. T1-T2", 'role': 'user'}, {'content': "Answer: C \nExplanation: In klumpke's paralysis lower trunk of brachial plexus is involved that is mainly T1 and paly C8. C6 is mainly involved in Erb's paralysis along with C5. B D Chaurasia 7th edition Page no: 59", 'role': 'assistant'}]