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: Pathology
[{'content': "Oral lesions of secondary syphilis includes all EXCEPT \nSelect and explain. \nA. Snail track ulcers, B. Mucous patches, C. Chancre of tongue, D. Hutchinson's wart", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]