Question

how it is useful or
helpful covid-19 vaccination​

Answer 1

Explanation:

for no spread corona all of us thats why vaccine is so ussful

Answer 2

Answer:

Covid 19 Is a terrible pandamic, Is there a way to prevent it ? Yes always remember prevention is better than cure. Imagine you have to stay in a room for 14 days without moving! Bored, Angry right so let's break this chain of covid, Vaccination !