Question

read the excerpt from healthy eating.
but no one can ignore the damage being wrought by all this bad eating. more than one out of three adults in the united states - 37.8 percent - are obese, according to the centers for disease control and prevention. some of the leading causes of death - heart disease, stroke and type 2 diabetes - are directly linked to obesity. and childhood obesity has tripled in the last 30 years. with more than a third of kids between 8 and 18 considered obese, the cdc reports, they are at substantially more risk for developing cardiovascular disease, diabetes, bone and joint conditions, and cancer.
how does the author develop her argument in this part of the article?
she provides statistics to show how harmful a poor diet can be.
she gives several reasons why people should eat healthier foods.
she shares anecdotes to show why children need healthier diets.
she uses scientific facts to tell why eating habits have changed.

Explanation:

The text mentions statistics like "More than one out of three adults in the United States - 37.8 percent" and facts from the Centers for Disease Control and Prevention (CDC) about the risks of obesity (e.g., leading causes of death linked to obesity, childhood obesity tripling in 30 years, kids' risk for various diseases). These are used to show the harm of a poor diet (related to obesity).

Answer:

She provides statistics to show how harmful a poor diet can be.