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: Surgery
[{'content': 'Histological variety of breast carcinoma with the best prognosis is \nSelect and explain. \nA. Medullary, B. Lobular, C. Colloid, D. Tubular', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Special-type breast cancer and accounts for 2% of all invasive breast cancers. Distant metastases are rare in tubular carcinoma with long-term survival approaches 100%.', 'role': 'assistant'}]