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
Toxins are implicated as the major pathogenic mechanism in all of the following bacterial diarrhoeas except - 
Select and explain. 
A. Vibrio cholerae, B. Shigella sp., C. Vibrio parahemolyticus, D. Staphylococcus aureus
C: Vibrio parahemolyticus
Answer: C: Vibrio parahemolyticus 
Explanation: None