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
Louse borne relapsing fever - 
Select and explain. 
A. B duttoni, B. B recurrentis, C. B parkeri, D. B burgdorferi
B: B recurrentis
Answer: B: B recurrentis 
Explanation: None