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
"Cholera" is caused by: 
Select and explain. 
A. Vibriocholera .01, B. Vibriocholera .001, C. Vibrio parahemolyticus, D. Vibriocholera .0001
A: Vibriocholera .01
Answer: A: Vibriocholera .01 
Explanation: Vibriocholera .01