Recently, Serum Institute of India, Pune has introduced a vaccine called MenAfriVac in the meningitis belt of the African continent. Which among the following countries is / are part of this so called meningitis belt?
1. Ethiopia
2. Niger
3. Chad
4. Senegal
Select the correct option from the codes given below:

Answer: [D] 1, 2, 3 & 4

A vaccine (MenAfriVac) manufactured by Serum Institute of India, Pune was approved by WHO a few days ago for use in infants in sub-Saharan African populations.

This question is a part of GKToday's Integrated IAS General Studies Module