What are the technological and cultural changes the Mississippian Indians introduced that would make the description accurate?

The Mississippian Period in the midwestern and southeastern United States, which lasted ... These were made from locally quarried soils and could stand as tall as 100 feet. ... Using an essentially Stone Age technology, Mississippian people created ... Descriptions left behind by some of de Soto's men tell of powerful chief

Explanation:

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how did the pendleton civil service act weaken the spoils system after president garfield died?

the act forced federal employees to pass competitive exams.

the act said that federal employees could be fired for political reasons.

the act said that company contracts and kickbacks were illegal.

the act stopped the reform movement in its tracks.