This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pancreas, Subject name: Surgery
Best investigation is to assess the resectability of Cancer Pancreas? 
Select and explain. 
A. Contrast enhanced CT scan, B. MRI abdomen, C. USG, D. ERCP
A: Contrast enhanced CT scan
Answer: A: Contrast enhanced CT scan 
Explanation: Ans. (a) Contrast Enhanced CT ScanRef: Schwartz 10th/e p. 1398* Best investigation to assess the operability of cancer pancreas is by Triple Phase Contrast CT Scan with Pancreatic Protocol Cuts