Unlike the Asian people whom we now think of as Japanese, the first settlements in the Japanese Archipelago were established by Caucasians called the Ainu.

A. the first settlements in the Japanese Archipelago were established by Caucasians called the Ainu

B. the settling of the Japanese Archipelago was first done by the Ainu, who were Caucasians

C. the Ainu, who established the first settlements in the Japanese Archipelago, were Caucasians

D. the Ainu, as Caucasians, were the first to establish settlements in the Japanese Archipelago

E. settling the Japanese Archipelago was first done by Caucasians called the Ainu

OA C

Source: Princeton Review