Because it shows the ages of the population, so we can see the parts of the place with the population that can and can't work.
Now, the way these maps show social information is: because they point out the demographical distribution about a specific sub-group in the population, its age, and its growth.
And finally, the way these maps provide environmental information is: because they allow us to see the environment of certain zones inside the map territory.
There are many different accents all over America. For instance, people that live in New York sound a lot different than those who live in California. Same goes to other states around the country.
B. transit
because it’s theodolites and another way to say that is transit
A. My parents want me to try out for a sports team