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: Pathology
The intracytoplasmic vacuoles seen in the Armmani Epstein cell are rich in - 
Select and explain. 
A. Na and K, B. Glycogen, C. Lipids, D. None of the above
B: Glycogen
Answer: B: Glycogen 
Explanation: None