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': 'BIRADS stands for \nSelect and explain. \nA. Breast Imaging Repoing and Data System, B. Best Imaging Repoing and Data System, C. Brain Imaging Repoing and Data System, D. Blood Imaging Repoing and Data System', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Category 1 Incomplete assessment, need additional imaging evaluation Category 2 Negative, routine mammogram in 1yr is recommended Category 3 Benign findings, routine management in 1 year is recommended Category 3 Probably benign findings, sho term follow up suggested Category 4 Suspicious abnormality, biopsy should be considered Category 5 Highly suggestive of malignancy, appropriate action should be taken Category 6 Known biopsy - proven malignancy', 'role': 'assistant'}]