Answer: Corn appears to have been the first cultigen in the Southwest. Direct radiocarbon dates place it at the Bat Cave site in the Mogollon highlands of New Mexico by 3200 bp, where squash is also present. The first beans appear about 1500 bp.
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Answer:
The development of a written language
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The Maya civilization also developed an accurate calendar to understand time, its cycles, and seasons.
Answer:
What does the 26th amendment deal with? Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof, or abridging the freedom of speech, or of the press; or right of the people peaceably to assemble, and to petition the government for a redress of grievances.
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