Which of the following methods did the Incas use to communicate tribute,census,history,poetry,and astronomy?

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The Incas used knotted and colored cords called khipus to communicate tribute, census, history, poetry, and astronomy. They did not have a written language based on pictographs, visual images recorded on stele and in manuscripts, or cylindrical purple and white shell beads called wampum.

Which of the Following Methods Did the Incas Use to Communicate