Question

The best explanation for how humans populated the Earth is a. they migrated from Asia to other continents over the last two million years. b. they migrated mostly over land from Africa c.over the last eighty thousand years. they developed varied human species in different places over millions of years. d. they traveled by boat from Africa to other continents over the last forty thousand years.

Answer 1

they migrated mostly over land from Africa over the last eighty thousand years.

Answer 2

my guess would be c because in my opinion it makes the most sense