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: Social & Preventive Medicine
Category 'C' Bioterrorism agent among the following 
Select and explain. 
A. Plague, B. Clostridium Perfringens, C. Nipah virus, D. Botulism
C: Nipah virus
Answer: C: Nipah virus 
Explanation: None