This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Rickettsiaceae, Subject name: Microbiology
Louse borne is 
Select and explain. 
A. Scrub typhus, B. Rickettsial box, C. Epidemic typhus, D. Endemic typhus
C: Epidemic typhus
Answer: C: Epidemic typhus 
Explanation: Ans. is 'c' i.e., Epidemic typhus