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
Swollen belly syndrome is caused by 
Select and explain. 
A. Strongyloides stercoralis, B. Stongyloides fuelleborni, C. Necator Americanus, D. Ancyclostoma duodenale
B: Stongyloides fuelleborni
Answer: B: Stongyloides fuelleborni 
Explanation: Strongyloides Fuelleborni causes swollen belly syndrome.