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 disorders characterized by craniosynostosis, craniofacial anomalies, severe symmetrical syndactyl (cutaneous and bony fusion) of the hands and feets along with preracial polysyndactyly and variable soft firm syndactyly is: \nSelect and explain. \nA. Carpenter syndrome, B. Crouzen syndrome, C. Apert syndrome, D. Down's syndrome", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]