How do vaccines help develop herd immunity?

Vaccines create immunity without causing illness or resulting complications. Herd immunity makes it possible to protect the population from a disease, including those who can't be vaccinated, such as newborns or those who have compromised immune systems.

Explanation:

1 true

2 true

and 3 true im assuming these are true or false. hope this

gyf3cr3cgui3giupihvodvhjvjhb cbvv