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: Social & Preventive Medicine
Immunization that could help post-disaster includes 
Select and explain. 
A. Measles, B. Cholera, C. Typhoid, D. All
A: Measles
Answer: A: Measles 
Explanation: Ans. A. MeaslesVaccines recommended in disastersFollowing vaccines are recommendedChildren < 10 years:- DPT, inactivated polio (IPV), H.influenzae type b (Hib), hepatitis B, pneumococcal conjugate vaccine (PCV), measles-mumps-rubella (MMR), varicella vaccine, influenza, hepatitis A and rotavirus.Children and adolescents (11-18 years):- Tetanus, diphtheria, peussis, meningococcal conjugate vaccine (MCV), Influenza.Adults (>18 years):- Tetanus, diphtheria, peussis, pneumococcal polysaccharide vaccine (PPSV23), and influenza.Vaccination against typhoid and cholera is not recommended.