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
Selective medium for Vibrio cholerae ? 
Select and explain. 
A. GTTA medium, B. Stua medium, C. Skirrow's medium, D. MYPA medium
A: GTTA medium
Answer: A: GTTA medium 
Explanation: Ans. is 'a' i.e., GTTA medium