This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
Which of the following is true with microsporidia - 
Select and explain. 
A. It is fungus, B. It is a protozoa, C. It is a bacteria, D. It is associated with diarrhoea in HIV
B: It is a protozoa
Answer: B: It is a protozoa 
Explanation: belong to the phylum microsporidia Unicellur Obligate Intracellur parasite Spore forming Protozoa Spore is the infective stage (refer pgno:86 baveja 3 rd edition)