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
BIRADS stands for 
Select and explain. 
A. 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
A: Breast Imaging Repoing and Data System
Answer: A: Breast Imaging Repoing and Data System 
Explanation: 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