Answer:
They increase life expectancy and decrease population growth.
Explanation:
If less babies are dying and more families are able to raise them, then the population will flourish and more people will live to old age.
If that rate of your body is too hot u feel cold; and if your body is low (cold) you feel warm.
Option num 3...............................................
Answer:
This statement is true
Explanation:
While this question can appear incomplete, the claim stated is in fact true. There are many people who are deciding that they do not want to vaccinate their children, and this can be bad for herd immunity.
What herd immunity is, is that if 90% of kids in a population are vaccinated (cannot transmit the disease), and they are all spread out, statistically speaking, there is very little chance of that 10% of kids meeting each other.