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: Pathology
[{'content': 'Malignant potentilal is least with which of the following gastrointestinal neuroendocrine tumor: \nSelect and explain. \nA. Insulinoma, B. Glucagonoma, C. VIPoma, D. Somatostatinoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Malignant potentilal of the gastrointestinal neuroendocrine tumors.Insulinoma Glucagonoma 50-80 %Somatostatinoma >70 %VIPoma 40-70 %Ref: Harrisons principles of internal medicine, 18th edition, Page: 3056.', 'role': 'assistant'}]