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
Insulinoma true are - 
Select and explain. 
A. Present in pancreas, B. Mostly malignant, C. Surgical therapy indicated if diagnosed, D. None of the above
A: Present in pancreas
Answer: A: Present in pancreas 
Explanation: None