This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Best way to differentiate Entero hemorrhagic E.coli from other E.coli is 
Select and explain. 
A. Macconkey agar, B. Blood agar, C. Sorbitol macconkey agar, D. Nitrate reduction test
C: Sorbitol macconkey agar
Answer: C: Sorbitol macconkey agar 
Explanation: EHEC does not ferments sorbitol thus Sorbitol Macconkey agar is used to differeniate EHEC from other E.coli.