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': 'Best time to screen in Breast self examination (BSE) technique is \nSelect and explain. \nA. 1 week before the menstruation, B. During ovulation, C. 2-3 days post-ovulation, D. 1 week after the menstruation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]