The Maya civilization had many achievements, including . Select ALL that apply. A)
a 365-day calendar
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B)
the concept of zero
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C)
written language
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D)
paper making

The spanish class system placed people in the top class primarily based upon how much american blood a person had. how much spanish blood a person had. where a person worked. whom a person married.

In 1819, what did the united states obtain from spain for $5 million?

Who was at the top of the feudal system hierarchy