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 of the following is not a group A bioterrorism agent - 
Select and explain. 
A. Small pox, B. Hemorrhagic fever, C. Salmonella, D. Botulism
C: Salmonella
Answer: C: Salmonella 
Explanation: Salmonella belongs to CDC category B.