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: Dental
[{'content': 'Most common feature of early congenital syphilis: \nSelect and explain. \nA. Syphilitic pemphigus, B. Rash, C. Snuffles, D. Pseudoparalysis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Snuffles - rhinitis, most common feature of early congenital syphilis', 'role': 'assistant'}]