In 1947 Thor Heyerdahl sailed a simple raft from Peru to Polynesia, following the ocean currents for more than 6,000 kilometers. Which statement accurately describes what Heyerdahl proved by this voyage?

Heyerdahl’s voyage demonstrated that a simple raft could travel from Peru to Polynesia by following ocean currents. This showed that the journey was possible for people from ancient Peru; it did not prove that they actually made the first settlement or that Polynesia was settled accidentally. The accurate statement is that it would have been possible for people from ancient Peru to reach Polynesia.

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