Question

How did quipu allow the Inca to overcome communication issues within their empire? (1 point)
Quipu could only be read by some people, who used it as a secret method of message-sending for elites within the Inca Empire.
Quipu forced all Inca people to speak the same language, regardless of their geographic location and social status.
Quipu led to the promotion of Quechua as a common language across ethnic groups and geographic locations.
Quipu used knotted strings rather than written words to allow for cross-cultural communication and record keeping.

Answer 1

Quipu used knotted strings rather than written words to allow for cross-cultural communication and record keeping.