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
A 60-year-old female present with history of recurrent abdominal pain. Imaging shows multiple small cystic lesions like bunch of grapes in the head of pancreas with a grossly dilated main pancreatic duct. The most likely diagnosis is: 
Select and explain. 
A. SCN, B. MCN, C. IPMA, D. Pancreatic pseudocyst
C: IPMA
Answer: C: IPMA 
Explanation: Ans. (c) Intraductal papillary mucinous neoplasm* Bunch of grapes appearance in Head of Pancreas - Typical of IPMN* Dilated Pancreatic duct typical of IPMN* Fish mouth lesion on Endoscopy seen in IPMN