Why was the oregon trail established?​

Which of the following best describes the state of the us economy at the end of world war ii? a it was starting to come out of the great depression. b it was out of the great depression and doing better. c it was one of the most powerful economies in the world. d it was entering another recession.

Which mountain region leads the nation in producing young chickens? blue ridge appalachian plateau coastal plain ridge and valley

What deadly disease cost many workers their lives before dr. william gorgas found a treatment?