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
Malignant hydatid disease is caused by 
Select and explain. 
A. E. granulosis, B. E. Multilocularis, C. H. Nana, D. D. Latum
B: E. Multilocularis
Answer: B: E. Multilocularis 
Explanation: Malignant hydatid disease is caused by Echinococcus Multi locularis.