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
Conjugate vaccines are available for the prevention of invasive disease caused by all of the following except - rpt 
Select and explain. 
A. H influenzae, B. Strep pneumoniae, C. N. Meningitidis (group C), D. N. Meningitidis (group B)
D: N. Meningitidis (group B)
Answer: D: N. Meningitidis (group B) 
Explanation: Question repeated