True about endemic typhus —
A. Man is the only reservoir of infection
B. Flea is a vector of the disease
C. A rash developing into an eschar is characteristic of the disease
D. Culture is the diagnostic modality
Correct answer : B. Flea is a vector of the disease
Rats are also reservoirs of infection. Eschar is seen in scrub typhus. Serological tests are used for diagnosis.