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: Medicine
[{'content': 'Which of the following statements about Insulinoma is true: \nSelect and explain. \nA. Present in Pancreas, B. Mostly malignant, C. Surgery is usually not required, D. Usually multiple', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer is A (Present in Pancreas): The most common site of Insulinomas is the Pancreas.', 'role': 'assistant'}]