This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Strain used for Melanin is \nSelect and explain. \nA. Oil red, B. Gomori methamine silver strain, C. Masson Fontana stain, D. PAS stain', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ref histopathology p150 Other stains for Melanin are schmorl's method and enzyme histochemical method called DOPA oxidase", 'role': 'assistant'}]