This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteria, Subject name: Microbiology
Which of the following causes a dead end infection? 
Select and explain. 
A. C. tetani, B. V. cholerae, C. S. aureus, D. Hemophilus
A: C. tetani
Answer: A: C. tetani 
Explanation: Ans. A. C. tetani.Since, there is no further human to human transmission, tetanus is a dead end infection.Dead end infections in humans-Tetanus, Legionnaire's disease, Leptospirosis, Lyme's diseaseRabies, JE, West Nile fever, Equine encephalitis, KFDCysticercosis, Hydatid disease, Trichinellosis, Babesiosis