4. Virtually undisturbed for the last three centuries on their starkly beautiful islands near the edge of the Arctic Circle, the inhabitants of the Lofotens have evolved folkways and a life-style that bring warmth to their harsh environment. (A) the inhabitants of the Lofotens have evolved folkways and a life-style that bring warmth (B) the inhabitants of the Lofotens have evolved folkways and a life-style that brings warmth (C) evolving folkways and a life-style were evolved by the Lofotens inhabitants to bring warmth (D) evolving folkways and a life-style brought warmth to the Lofotens’ inhabitants as well as 那位帮我翻一下此题。不明白