| A | B |
|---|
What is region #1?,  | Baja California, , 
|
| What is region #2?, | Sierra Madre Occidental, ,
|
| What is region #3?, | Sierra Madre Oriental, ,
|
| What is region #4?, | Plateau of Mexico, ,
|
| What is region #5?, | Gulf Coastal Plain, ,
|
| What is region #6?, | Sierra Madre del Sur, ,
|
| What is region #7?, | Yucatan Peninsula, ,
|
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