GRE Reading Comprehension: OG/PP2-GRE阅读OG/PP2 - ZZ11OYR6AHUZ6O6AP

According to the passage, Bond hypothesized that which of the following circumstances would allow red-stained sediment grains to reach more southerly latitudes? A. Warm waters being pulled northward from the Gulf Stream B. Climatic conditions causing icebergs to melt relatively quickly C. Icebergs containing a higher proportion of iron oxide than usual D. The formation of more icebergs than usual in the far north E. The presence of cold surface waters in the North Atlantic