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5 votes
Which physical feature labeled in the East is more than 250 million years old?

Great Plains

Rocky Mountains

Appalachian Mountains

Mojave Desert

2 Answers

3 votes

Answer:

The Great Plains.

Step-by-step explanation:

User Daniel Sopel
by
4.6k points
3 votes

Answer:

The Great Plains.

Step-by-step explanation:

The Great Plains are presumed to have begun over a billion years old, so that would be my best guess.

User HeyZiko
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4.0k points