1. Population: The whole United States PopulationSample: The population from each state.
2. Population: All homes that uses well water.Sample: Samples from each neighborhood.
3. Population: Population of total of girls and boys in the whole world.Sample: Sample from each country for both girls and boys.
4. Population: All people who use Tylenol or Advil.Sample: Size n of Advil users and size n of Tylenol users.
5. Population: All students who have taken one or more math class.Sample: Sample of students who took more and sample of students who took less.
Answer:
It's b
Explanation: She is in her early 40s and taking care of the upbringing of her young children and assisting her aging parents
One positive affect of having a unified government for the entire nation is no Civil War and a possibility for humanity to coexist together efficiently