阅读理解。阅读下列短文, 从给的四个选项 (A、B、C和D) 中, 选出最佳选项。
According to historical documents, the forefathers of the Naxi people were closely related to a tribe called “Maoniu Yi” in the Han Dynasty，“Maoniu Yi” in the Jin Dynasty and “Moxie Yi” in the Tang Dynasty.
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