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: Gynaecology & Obstetrics
[{'content': 'Treatment of both paners is mandatory in all the following except : \nSelect and explain. \nA. Trichomonas vaginalis, B. Candida infection, C. Gardenella vaginalis, D. Herpes infection', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Gardenella vaginalis', 'role': 'assistant'}]