Water is a basic human need, yet not everyone has access to it. Lack of access to clean water is a global health crisis. Today, 785 million people—1 in 9—lack access to safe water. This means that these people, mostly women and children, must travel far distances to get water, instead of working or going to school or caring for their families. Helping people gain access to clean, safe water empowers them with more time for school and work and contributes to improved health for people around the world.
The first two sentences of this paragraph name the key concept of this article. How do the underlined sentences help develop this key concept?
1. They give evidence to support the claim that access to clean water is a global health crisis.
2. An adaptive sports program would be a great addition to the town parks and recreation department.
3. providing statistics that contradict the opposing view.
4. A video
5. To introduce the other side, then disprove it
6. A salad bar would provide a healthy option for vegetarian students
7. Scientists have found that the diet reduces the risk of heart disease
8. Whether or not video games make teenagers more passive
9. A journal entry written by someone at the time of the founding who wanted to be annexed into a different city instead of creating a new one