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Which of the following is the MOST likely explanation for the earliest migration of Homo Sapiens to the Americas?
The last Ice Age lowered sea levels and created a land bridge for migration.
Early shipbuilding techniques allowed a large group of Homo Sapiens to migrate.
There was no migration because a different human species developed in the Americas.
They made the journey partially on foot and partially by boat.
There was no need for migration because the earliest Homo Sapiens already lived there.