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': 'A 48yr old lady presented with bone pains and hepatosplenomegaly .on examination of biopsy specimen from spleen,crumpled tissue paper appearance was seen,which is the product likely have been accumulated \nSelect and explain. \nA. Glucocerebroside, B. Sphingomyelin, C. Sulfatide, D. Gangliosides', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ref Robbins 9/e p153 Gaucher's disease_ pain in bones, hepatosplenomegaly,splenic biopsy having crumpled paper appearance", 'role': 'assistant'}]