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: Social & Preventive Medicine
Trench fever is caused by: September 2004 
Select and explain. 
A. Rochalimaea quintana, B. Rickettsia prowazaki, C. Rickettsia akari, D. Rickettsia typhi
A: Rochalimaea quintana
Answer: A: Rochalimaea quintana 
Explanation: Ans. A i.e. Rochalimaea quintana