Both the Mayans and the Aztecs developed advanced calendars and had an understanding of astronomy.
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The answer is a!!
explanation: uh it’s a and it makes the most sense bc the water route gives the benefit of the outcome of trade
Why dont you just pick two places in the video and say why its not hard just watch the video and pick two cool random places
Answer:
Hey hope this helps
Explanation:
Water pollution - the surface water runoff and the groundwater close to a construction site become polluted with various materials used in the construction work. ... In fact, both groundwaters below your home and surface runoff close to your home may constitute a source of pollution emanating from the construction sites.