Question

question 3 2 pts parents who opt out of vaccinating their children, and later send them to school, increase the risk to other children by reducing the overall community immunity rate, known as what? herd immunity proportional immunity disease eradication total immunity

Explanation:

Herd immunity is the indirect protection from an infectious disease that happens when a large percentage of a population has become immune to an infection, through vaccination or previous illness. When some individuals are not vaccinated and enter a community - like a school - it can lower the overall community immunity rate (herd immunity), increasing the risk to others. The other terms are not the correct names for this concept.

Answer:

A. Herd immunity