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': "Banka's lesion involves the of the glenoid labrum. \nSelect and explain. \nA. Anterior lip, B. Superior lip, C. Antero-superior lip, D. Antero-inferior lip", 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Antero-inferior lip', 'role': 'assistant'}]