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
True for tetanus are all, except: 
Select and explain. 
A. Due to exotoxin, B. Due to endotoxin, C. Both of the above, D. None of the above
A: Due to exotoxin
Answer: A: Due to exotoxin 
Explanation: Due to exotoxin