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
Best time for breast self examination screening is 
Select and explain. 
A. During menstruation, B. One week after menstruation, C. Two weeks after menstruation, D. Any time of the cycle
B: One week after menstruation
Answer: B: One week after menstruation 
Explanation: None