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
The	spirochete	which	is	associated	with
fusospirochetosis is 
Select and explain. 
A. Treponema pallidum, B. Treponema pertenue, C. Borrelia burgdorferi, D. Borrelia vincenti
D: Borrelia vincenti
Answer: D: Borrelia vincenti 
Explanation: None