Its use is not known with certainty and all that we think we know is based on archaeological evidence alone. Some of the seals may have been used as amulets or talismans, but they also had a practical function as a marker for identification. Since writing in ancient times is generally associated with elites trying to record and control transactions, it is also believed that the Indus Script was used as an administrative tool. There are also examples of this script being used on clay tags attached to bundles of goods that were traded between merchants; some of these clay tags have been found in the Mesopotamia region, well outside the Indus Valley, a testimony of how wide goods travelled in ancient times.
The Mexican society wasn't united, since they were constantly fighting with each other. Since soldiers were killed, they also lost military power. When the Spanish arrived, they had a strong military, but also diseases, which killed Mexican soldiers. That made the home society vulnerable.
Have a nice day! :)
The answer is C. hopefully i helped
What was the original format of the historical account