<prompt> Best selective media for Salmonella ?Thiosulphate citrate bile salt agarTCBSWilson and Blairs brilliant-green bismuth sulphite agar mediumSorbitol MaCconkey agarAll of the above  <response>: Wilson and Blairs brilliant-green bismuth sulfite agar WBBS -Best selective and indicator medium used for the isolation of Salmonella species. Bismuth sulfite, brilliant green - inhibitors- hinder the growth of most bacteria while allowing salmonella to grow. Ferrous sulphate- Reacts with H2S - formation of ferrous sulfide-brown-black coloration and also diffuses into the surrounding medium, giving a brown -black halo. Option 1: Thiosulphate citrate bile salt agarTCBS is used for Vbrio. Option 3: Sorbitol MaCconkey agar -For EHEC Enterohaemorrhagic Escherichia coli. 