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
Which toxin acts by ADP ribosylation-a) Botulinum toxinb)  Shiga toxinc) V.cholerae toxin d) Diphtheria toxine) Pertussis toxin 
Select and explain. 
A. cde, B. acd, C. bde, D. ade
A: cde
Answer: A: cde 
Explanation: None