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: Social & Preventive Medicine
[{'content': 'Which of the following is an example of a non venereal disease - \nSelect and explain. \nA. Endemic syphilis, B. Gonorrhoea, C. Chancroid, D. LGV', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]