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': 'Find the disease by analysing pedigree chart. \nSelect and explain. \nA. Sickle cell anaemia, B. Diabetes insipidus, C. Hunter syndrome, D. Crouzon syndrome', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Rule of dominance - If the child is diseased, one of the parent must be diseased.\nRule of X-linked - Father never transmits to son.\nIn the image - Father transmits to son.\nCrouzon syndrome is autosomal dominant.', 'role': 'assistant'}]