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
5-FU is the chemotherapeutic agent of choice for all except - 
Select and explain. 
A. Ca Breast, B. Ca Stomach, C. Ca Pancreas, D. Ca Colon
C: Ca Pancreas
Answer: C: Ca Pancreas 
Explanation: Ans. is 'c' i.e., Ca pancreas