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: Forensic Medicine
[{'content': "Seminal stain can be detected by \nSelect and explain. \nA. Phenolphthalein test, B. Reine's test, C. Barberio's test, D. Paraffin test", 'role': 'user'}, {'content': "Answer: C \nExplanation: Test for seminal\xa0 stains\n\nCreatine phosphokinase test\nAcid phosphatase test\nFlorence test (Choline iodide crystals)\nBarberio's test (Crystals of spesmin picrate).", 'role': 'assistant'}]