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
40 years old female with a 2 cms nodule in the breast & a proved metastatic node in the axilla, treatment is- 
Select and explain. 
A. Quadrantectomy, B. Mastectomy with local radiotherapy, C. Patey's with adjuvant chemotherapy, D. Halstedt's operation with tamoxifen
C: Patey's with adjuvant chemotherapy
Answer: C: Patey's with adjuvant chemotherapy 
Explanation: None