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': 'Arrange the following in increasing order for risk of malignancy1.Fibroadenoma2.Sclerosing adenosis3.Atypical ductal hyperplasia4.Lobular carcinoma is situ \nSelect and explain. \nA. 2, 1, 3, 4, B. 1, 2, 3, 4, C. 1, 2, 4, 3, D. 2, 1, 4, 3', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Lesion\nRelative risk\n\n\n\n\nFibroadenoma\n1%\n\n\nSclerosing adenosis\n1.5-2%\n\n\nAtypical ductal hyperplasia\n4-5%\n\n\nAtypical lobular hyperplasia\n8-10%', 'role': 'assistant'}]