During the ___ Era, humans left the continent of ___ and spread across the globe. They were , which means they moved from place to place in search for food. They survived by tracking game and collecting plants and berries, a practice called

What do states primarily use their reserved powers to regulate? a. services related to national citizenship b. issues that affect day-to-day life for state residents c. issues involving taxation d. issues that affect states' interaction with the federal government

Which list states events of the mongol empire in the correct chronological order

Which  was not a problem faced by farmers in the late 19th century