The Atlantic Ocean is the answer to the question.
It would be true because the Mayans originated in between those areas
Answer:Lake Ara Shetan (Butajiri-Silti Volcanic Field)
1st O'a Caldera, with Lake Shala and the smaller Chitu water-filled maar
2nd Bilate River Volcanic Field (several water-filled maars)
3nd El Sod (small salt lake), South Omo Valley
Explanation: i no it
Precious gems would be my best guess, it's the only natural rescource that's only in one area. Sooo.... Precious gems i guess