This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concepts of Immunity, Classification of Vaccines, Subject name: Social & Preventive Medicine
Which one of following is Polysaccharide vaccine:- 
Select and explain. 
A. Peussis, B. Hepatitis B, C. Meningococcal, D. Yellow fever
C: Meningococcal
Answer: C: Meningococcal 
Explanation: Polysaccharide vaccines are: Typhim-Vi Pneumococcal vaccine Meningococcal vaccine Hib.