What do scholars disagree about when the first Americans arrived?

How did they come? Why do scholars disagree about when the first Americans arrived? Because they found evidence of human life older in areas in South America in Chile than in places up north which means that they may have migrated another way. ... How did the earliest Americans adapt to the loss of large animals?

answer; (b) ; /stronger bonds between the nations of africa

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;