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: Unknown
Most important prognostic factor for carcinoma breast? 
Select and explain. 
A. HER2/Neu, B. Histology grade, C. Axillary lymph node status, D. Elston score
C: Axillary lymph node status
Answer: C: Axillary lymph node status 
Explanation: Ans- C Axillary lymph node status Most important prognostic factor in carcinoma breast is axillary lymph node status, whereas in metastatic breast cancer it is hormonal status(ER/PR/HER2NEU) . Importance of prognostic factors for carcinoma breast- LN Status>tumor size>grade