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: Medicine
Treatment of tetanus A/E- 
Select and explain. 
A. Clindamycin, B. Doxycycline, C. Metronidazole, D. Penicillin
D: Penicillin
Answer: D: Penicillin 
Explanation: None