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
All of the following organisms are known to survive intracellularly except: 
Select and explain. 
A. Neisseria meningitides, B. Salmonella typhi, C. Streptococcus pyogenes, D. Legionella pneumophila
C: Streptococcus pyogenes
Answer: C: Streptococcus pyogenes 
Explanation: None