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
MEN type I includes tumors of all except - 
Select and explain. 
A. Parathyroid, B. Pituitary, C. Pancreas, D. Medullary carcinoma of thyroid
D: Medullary carcinoma of thyroid
Answer: D: Medullary carcinoma of thyroid 
Explanation: None