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: Surgery
Single file pattern is seen in breast cancer type- 
Select and explain. 
A. Intraductal, B. Infiltrating lobular, C. Infiltrating ductular, D. All of the above
B: Infiltrating lobular
Answer: B: Infiltrating lobular 
Explanation: None