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': "The following are autosomal dominant disorders except- \nSelect and explain. \nA. Mytonic dystrophy, B. Von Willebrand disease, C. Haemochromatosis, D. Marfan's syndrome", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]