question: Q:You examine an infant in your office. On exam you observe hypotonia, as well as the findings shown in Figures A and B. You order laboratory testing, which demonstrates the findings shown in Figure C. Which of the following is the most likely pathologic mechanism involved?? 
  {'A': 'Accumulation of ceramide trihexoside', 'B': 'Accumulation of galactocerebroside', 'C': 'Accumulation of sphingomyelin', 'D': 'Accumulation of GM2 ganglioside', 'E': 'Accumulation of glucocerebroside'},