This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General, Subject name: Microbiology
[{'content': 'Enrichment media for Salmonella are all except: \nSelect and explain. \nA. Wilson Blair, B. Selenite F, C. Tetrathionate broth, D. Gram negative brot', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. A. Wilson BlairSalmonella Transport media: Sachs' buffered glycerol saline, Cary Blair medium. Salmonella enrichment media: Selenite F, Tetrathionate broth, Gram negative broth. Salmonella selective media: XLD, DCA, Wilson Blair medium", 'role': 'assistant'}]