<prompt> Bioterrorism group A organisms are all exceptEbolaBotulismRickettsiaYersinia  <response>: Ans : c Rickettsia Rickettsia is a category B diseaseCPC ClassificationCategory A: Higher priorityAnthraxBotulismPlagueSmall poxTularemiaViral hemorrhagic feverArena Bunya and Filo Ebola MarburgCategory B:BrucellosisEpsilon toxin of Clostridium perfringensFood safety threats SalmonellashigellaEcoli 5747Water safety threats Vibrio choleraGlanders and melioidosisPsittacosis Q feverRicin toxinStaph enterotoxinTyphus feverViral encephalitisCategory C:Emerging infectious threatsNIPAH, HANTA, SARS, Influenza pandemic 