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
Common cause of diarrhoea in AIDS cases is due to 
Select and explain. 
A. Plasmodium falciparum, B. Cryptosporidium, C. Ascaris lumbricoides, D. Taenia solium
B: Cryptosporidium
Answer: B: Cryptosporidium 
Explanation: None