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: Surgery
[{'content': 'Lady with recent delivery engorged shiny mass on breast under nipple fever \nSelect and explain. \nA. Breast abscess, B. Fibroadenosis, C. Sebaceous cyst, D. Fibroadenoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer- A. Breast abscessFeaturesouringbreastabscess :Lactating womanTender swellingPyreiaTense shiny overlying skin', 'role': 'assistant'}]