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: Social & Preventive Medicine
[{'content': 'Combined OCPs can be used in all conditions except \nSelect and explain. \nA. Fibroadenoma, B. Breast cancer, C. Ectopic pregnancy, D. Iron deficiency anemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Breast cancer is an absolute contraindication for the use in Breast cancer.', 'role': 'assistant'}]