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
Cystine lactose enzyme deficient medium CLED is preferred over McConkey agar in UTI because: 
Select and explain. 
A. Former prevents swarming of proteus, B. Is a selective medium, C. Prevents growth of pseudomonas, D. Promotes growth of Candida and staphylococcus
C: Prevents growth of pseudomonas
Answer: C: Prevents growth of pseudomonas 
Explanation: Cystine lactose enzyme deficient medium CLED is preferred over McConkey agar because of prevention growth of pseudomonas. Ref: Bailey and Scott's Diagnostic Microbiology, 9th Edition, Page 81 ; Text Book of Microbilogy By Ananthanarayan, 5th Edition, Page 261