This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and breast, Subject name: Anatomy
[{'content': 'Risk of malignancy in BIRADS score 2 is \nSelect and explain. \nA. 0-2%, B. 2-4%, C. 10%, D. 50%', 'role': 'user'}, {'content': 'Answer: A \nExplanation: BIRADS score - Breast Imaging Repoing and Data System Category 2- Negative, routine mammogram in 1 year is recommended', 'role': 'assistant'}]