Answer:
d
tired from fighting many battles
The similarity between the Mayas, the Incas, and the Aztecs is that they all had control of a rather large empire(s) that eventually came to an end.
Congress has the power to establish post offices and post roads, issue patents and copyrights, fix standards of weights and measures, establish courts inferior to the Supreme Court, and
to make all laws which shall be necessary and proper for carrying into execution.
