This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Medicine
Symptoms of VIPOMA- 
Select and explain. 
A. Gall stones, B. Secretory diarrhoea, C. Fat malabsorption, D. Flushing
B: Secretory diarrhoea
Answer: B: Secretory diarrhoea 
Explanation: A vipoma is a non-beta pancreatic islet cell tumor secreting vasoactive intestinal peptide (VIP), resulting in a syndrome of watery diarrhea, hypokalemia, and achlorhydria (WDHA syndrome).The major clinical features are prolonged watery diarrhea (fasting stool volume > 750 to 1000 mL/day) Ref Davidson edition23rd pg678b