Human beings spread all around the world over a period of millions of years. Identify when humans arrived in different regions of the world

Between 70,000 and 100,000 years ago

Explanation:

Homo-sapiens began migrating from the African continent and populating parts of Europe and Asia. They reached the Australian continent in canoes sometime between 35,000 and 65,000 years ago. Hope this helps, Merry Christmas, and have a nice day

the growing interconnectedness of the world through communication, trade, and the exchange of ideas is an important theme in the history of the 20th and 21st centuries.

explanation:

d) in the state of iowa