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': 'Tenderness is uncommon in – \nSelect and explain. \nA. Herpes genitalis, B. Chancroid, C. Donovanosis, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pain & tenderness\xa0\xa0→\xa0 HSV, Chancroid\nPainless & without tenderness\xa0→\xa0 LGV, donovanosis, chancre.', 'role': 'assistant'}]