The main purpose of the Mounds was burial: the Mounds were a burial site for some distinguished people, such as kings. Other possible purpose was for ceremonies (ceremonies performed on top of the mound).
Answer: The correct answer is D. The establishment of a court system that offers due process rights to all citizens.
Explanation: In order to provide common defense to all citizens, Congress states federal laws that are guaranteed by the U.S. Constitution.
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