This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood, Subject name: Medicine
[{'content': 'Hemochromatosis affect the following organs \nSelect and explain. \nA. Heart, B. Pancreas, C. Skin, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans: dRef: Harrison, 16,hed, p. 2301', 'role': 'assistant'}]