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
Banka's lesion is seen at 
Select and explain. 
A. Post surface of glenoid labrum, B. Ant surface of glenoid labrum, C. Ant pa of head of humerus, D. Post pa of head of humerus
B: Ant surface of glenoid labrum
Answer: B: Ant surface of glenoid labrum 
Explanation: B i.e. Anterior surface of glenoid labrum