This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
All of the following causes meningitis in the elderly except 
Select and explain. 
A. Streptobacillus moniliformis, B. Pneumococci, C. Gram negative bacteria, D. Listeria
A: Streptobacillus moniliformis
Answer: A: Streptobacillus moniliformis 
Explanation: Meningitis in elderly people - streptococcus pneumoniae, staphylococcus aureus, gram-negative enteric bacilli. Streptobacillus moniliformis - Rat bite fever Ref: Baveja textbook of microbiology; 4th edition