This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Breast, Subject name: Surgery
Least common quadrant of cancer breast 
Select and explain. 
A. Superior Outer, B. Inferior Outer, C. Sub areolar, D. Lower inner quadrant
D: Lower inner quadrant
Answer: D: Lower inner quadrant 
Explanation: Ans. (d) Lower Inner Quadrant* MC site - Upper outer (60%)* Central/areolar (12%)* Upper Inner (12%)* Lower Outer (10%)* Least Common site - Lower Inner (6%)