True. The volcanic lowlands were the source of obsidian, jade, and hermatite that the Mayans used to develop a lively trade.
The answer to this question is:
What can't contour lines cross?.✔️<span> "Can't have</span> two different elevations at the same point"
Hoped This Helped, <span>Essencebritt33
Your Welcome :)</span>
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A layer<span> of </span>ozone<span> in the upper atmosphere absorbs </span>UV radiation<span> and prevents most of it from reaching the Earth.....
This means that more </span>ultraviolet radiation<span> can pass through the atmosphere to the Earth's surface, particularly at the poles and nearby regions during certain times of the year.</span>