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 found in meningococci 
Select and explain. 
A. Capsule, B. Lipopolysacchride, C. Plasmid, D. Pili
C: Plasmid
Answer: C: Plasmid 
Explanation: Plasmid