<prompt> Bioterrorism group A organism are all except:EbolaBotulismRickettsiaYersinia  <response>: CDC the U.S. Centres for Disease Control and Preventioncategory A, B and C Agents:Category AAnthrax BotulismPlague YersiniaSmallpoxTularemiaViral hemorrhagic fevers:Arenaviruses Lassa, new worldBunyaviridae Crimean Congo, rift valleyFiloviridae Ebola, MarburgCategory B BrucellosisEpsilon toxin of Clostridium perfringensFood safety threats Salmonella spp., E.coli 0157:H7, ShigellaGlanders Burkholderia malleiMelioidosis B.pseudomalleiPsittacosisQ feverRicin toxin of Ricinus communisStaphylococcal enterotoxin BTyphus feverViral encephalitis alphavirusesWater safety threats Vibrio cholera, Cryptosporidium parvumCategory CEmerging infectious diseases threats like Nipha, hantavirus, SARS coronavirus and pandemic influenza ref:Harrisons 17e p1343, 18e p1769, table 221-2 