The correct answer is:
D. as a record keeping system to keep track of economic information.
Explanation:
Quipus, also known as khipus or talking knots, were registering devices historically used in a number of cultures and particularly in the region of Andean South America. The cords included numeric and other values encoded by knots in a base ten positional system. The only potential Incan example of encoding and recording information could have been cryptic knotted strings identified as khipu.
the answer is Indus River Valley
The african american civil rights movements
Food and water is the right answer
Answer:
Yes, some people did and some probably did not
Explanation: