Read this excerpt. Scientists relied on which two methods to solve the mystery of how ancient people reached the islands?
A) news accounts of issues involving the Polynesian government and its laws
B) journal entries of people who disappeared from the island long ago
C) the success of an explorer who sailed on a raft from South America to Polynesia
D) measurements taken by research ships that study the tides in the area
E) DNA analysis of people on the islands compared to other people
The correct answer is E) DNA analysis of people on the islands compared to other people.
Explanation: Scientists used DNA analysis to trace the ancestry and migration patterns of ancient populations, which helps to uncover how the original inhabitants of the islands are related to other groups. This method provides concrete evidence about the movement of people across regions. If you have any more questions or need further assistance, feel free to ask!