Hey there!
Scandinavia is a region of Northern Europe that is mostly made up of peninsulas
Hope this helps!
Have a Happy Thanksgiving!
The factor that helped the United States in making the inland transportation and commerce to be possible is in letter C. The intricate river system. I hope you are satisfied with my answer and feel free to ask for more if you have clarifications and questions.
I think the answer would most likely be the West region because in my research description I have found that the west is so politically diverse and a very large region.
Hope my answer is correct and helps! :O