The study of statistics such as births, deaths, income, or the incidence of disease, which illustrate the changing structure of human populations.
Answer:
population education is an exploration of knowledge and attitude about population, the family.
Environment education is the process that allow individual to explore environmental issues, and take action to improve the environment
A) Balance
The answer is choice A which is balance.
Answer: strait back and legs, and don't make your chest touch the ground.