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: Unknown
[{'content': 'A 35-year-old lady presents with vaginal discharge. Smears from vaginal discharge show presence of? \nSelect and explain. \nA. Trichomonas, B. Entamoeba Histiolytica, C. Toxoplasma, D. Giardia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans-A Trichomonas VaginalisThe image shows the presence of the anaerobic flagellated protozoan parasite, which causes vaginitis in women with the development of greenish malodorous discharge.', 'role': 'assistant'}]