This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
How many Lactiferous ducts open in nipple - 
Select and explain. 
A. 0-10, B. 15-20, C. 25-50, D. 50-75
B: 15-20
Answer: B: 15-20 
Explanation: Ans. is 'b' i.e., 15-20 o The nipple is pierced by 15-20 lectiferous ducts.