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: Pathology
[{'content': "Barrett's esophagus shoes: \nSelect and explain. \nA. Intestinal dysplasia, B. Intestinal metaplasia, C. Squamous cell metaplasia, D. Columnar cell metaplasia", 'role': 'user'}, {'content': 'Answer: B \nExplanation: . Intestinal metaplasia', 'role': 'assistant'}]