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:
D. The Grand canyon's layers get older from bottom to top
The deeper you go, the older the layer
Please be more specific, i cant help you with so little info
Portugal was the first to send explorers in search of the all-water sea route
It was "(D) Passage of antitrust legislation" that was not a result of the Haymarket Square riot of <span>1886, since these protests had to do with creating safer and fairer working environments--such as setting an eight-hour work day. </span>