Compare the emergence of advanced civilizations in Meso and South America with the four early river valley civilizations.

The calendars produced by the Mayan and ancient Mesopotamian civilizations

were both accurate

are still used today

were based on the moon's cycles

never worked correctly

Question

Compare the emergence of advanced civilizations in Meso and South America with the four early river valley civilizations.

The calendars produced by the Mayan and ancient Mesopotamian civilizations

 were both accurate

 are still used today

 were based on the moon's cycles

 never worked correctly

anonymous · Answer

@Bookworm14

bookworm14 · Answer

do you have any thoughts on this question?

anonymous · Answer

no

bookworm14 · Answer

im not exactly sure but if i had to guess i would say it has to do with the moon cycles