An anticline - it is in an arch-like shape and its oldest rocks are located at its core.
I believe the answer is either A or D. However, I think D sounds the most fitting but like i said, it could be either one. :)
Answer:
Alleghenies, White Mountains, Green Mountains, Catskills
Explanation:
I feel like this is right. Sorry if I'm wrong.
Answer:
...ok?.. Do you need help with anything or..?
Explanation:
This is true. The best can be seen on examples such as the great depression which led to numerous other issues, while the roaring twenties when everything was calm and sound were also very politically stable for the lives of Americans.