Answer:
Assuming the options found elsewhere, one of the achievements of pre-Columbian (i think you mean Mesoamerican, not "mess") cultures would show that they had intensive architecture, which they sustained through intensive agriculture.
Explanation:
Hoped this helped:)
1.Take breaks
2.Use keywords to refocus yourself
3.Take good notes in class
4.Rewrite your notes at home
5.And Make things interested
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