The answer to your first question would be C. The answer to your second question is B.
Answer:
The chasquis(messangers) were trained to be able to read and translate the quipus to each other and higher authorities. They also transported goods at high speeds.
Explanation:
Subsistence crops are grown for the direct benefit of the farmer and their family. Cash crops are grown to deliberately be sold. ... Cotton makes a poor subsistence crop because you can't eat it and it has to be processed before it's useful (ginned, spun and woven)
