UJIONI 2
Which pre-colombian civilization existed from 250-900 A. D./C. E.?

The Maya civilization

Explanation:

The Maya civilization which was a Mesoamerican civilization formulated by the Maya peoples. They are recognize for their highly developed way of writing during the era which is the use of logosyllabic script.

This period saw Maya people cultivating some crops which is consumed in large quantities by the people,crop like maize, beans, squashes, and chili peppers. During this period, Development of Maya cities also occur during this era and this includes monumental architecture like Large temples e.t.c.

the answer to your question is ( syngman rhee) have a great day

i believe it to be a democracy