Mesoamerica is different from <span>Central America.
</span>Mesoamerica<span> is referring to a region up to the North of Mexico. In the South-West, it also covers the nowadays states of Belize.
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Hope this helps :)
Primary sources can be described as those sources that are closest to the origin of the information. They contain raw information and thus, must be interpreted by researchers. Secondary sources are closely related to primary sources and often interpret them.
It would be d. all of the above because precipitation means rain, and when it rains the water replenishes also streams and rivers replenish water by allowing water to flow.