22. Of the regions listed, the one with the greatest population growth rates is
b. North America
Low pressure!
It tends to go from high to low in air pressure! (: If you didn't know - atmospheric pressure can be determined by something called a mercurial barometer! I hope all is well, and you pass! Good luck, rockstar! (:
Let me know if you have any questions, or any comments! (:
<span>Direct election of senators to Congress occurred because of the 17th constitutional amendment.</span>