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: Surgery
[{'content': "In staging of Hodgkin's lymphoma, bilateral involvement\nof lymph nodes on either side of diaphragm is \nSelect and explain. \nA. Stage-I, B. State-II, C. Stage-III, D. Stage-IV", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]