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: Microbiology
Acid fast oocysts are seen in ? 
Select and explain. 
A. Cryptosporidium, B. Isospora, C. Cyclospora, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Ans. is 'd' i.e., All of the above Acid fast parasites Cryptosporidium parvum - Oocyst Cyclospora sp - Oocyst Isospora belli - Oocyst Taenia saginata - Egg