Which idea from "The Barrier Islands of Georgia's Coastal Plain" BEST informs the reader about the setting and its development of the plot of "The Last Wave? A. The sand of the Bamer Islands is made of white quartz
B. The Barrier Islands have tidal marshes on their western side
C. The Bamer Islands are the last land mass before the open water of the Atlantic Ocean
D. The natural features of the Bamer Islands as well as man-made barriers are preserving the coastline of Georgia from erosion