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': 'Commonest site of accessory spleen is - \nSelect and explain. \nA. Lieno renal ligament, B. Hilum of spleen, C. Gastro splenic ligament, D. Around tail of pancreas', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]