Which of the following statements is an example of population density? In the city of Townyville, there are 39456 people. In the city of Townyville, there are 853 people per square mile. in the city of Townyville, most of the residents live by the capital instead of the lake. In the city of Townyville, most of the residents were born within the city limits than elsewhere.

## Step 1<br />Population density is a measure that represents the number of people living per unit of area. It is usually expressed in terms of people per square mile or people per square kilometer.<br /><br />## Step 2<br />Looking at the options provided, we need to identify which one represents the concept of population density.<br /><br />## Step 3<br />The statement "In the city of Townyville, there are 859 people per square mile." is the only one that fits the definition of population density. It provides a specific number of people (859) per unit of area (square mile).