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': 'About displacement of distal fragment in colles fracture, true is: \nSelect and explain. \nA. Anteriorly and medially, B. Posteriory and laterally, C. Anteriorly and laterally, D. Posteriorly and medially', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Posteriorly & laterally', 'role': 'assistant'}]