Tehuacan was an early agricultural community in which moden-day country?

Which of these is the earliest known Mesoamerican civilization?

Which of the following native people of the Americas are famous for their system of calendars based on their deep knowledge of astronomy?

The Hopewell Native Americans are most well known for which of the following?

Which of the following groups are indigenous people who have inhabited the tundra of North America since at least 3000 B.C.E.?