<prompt> Trench fever is caused by which of the following organisms?Rickettssia prowazekiBorrelia recurrentisRickettssia quintanaTunga penetrans  <response>: Frequently asked Rickettssia quintana - Trench fever Rickettssia prowazeki - Epidemic typhus Borrelia recurrentis - Relapsing fever Ref: Parks textbook of Preventive and Social Medicine, 21stedition, page-718 