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': 'Breast conservative surgery is done in all except- \nSelect and explain. \nA. Young patients, B. Ductal carcinoma in situ, C. Lobular carcinoma, D. Infiltrating ductal carcinoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Lobular carcinoma is frequently multifocal, multicentric and bilateral and is contraindication for breast conservative surgery.', 'role': 'assistant'}]