Being America's national bird, the Bald Eagle has little natural predators like the Great Horned Owl, and their population dwindling to almost nothing up to the point of DDT being banned.
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ABeing America's national bird, the Bald Eagle has little natural predators like the Great Horned Owl, and their population dwindling to almost nothing up to the point of DDT being banned.
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BLike the Great Horned Owl, the Bald Eagle, America's national bird, has few natural predators, yet its population dwindled to almost nothing until DDT was banned.
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CThe Bald Eagle, like the Great Horned Owl, America's national bird, has little natural predators, but their population having dwindling to almost nothing until DDT had been banned.
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DThe Bald Eagle, America's national bird, has a very small number of natural predators, as does the Great Horned Owl, but its population dwindling to almost nothing until DDT is banned.
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EThe Bald Eagle, which is America's national bird, has few natural predators as the Great Horned Owl, as its population dwindling to almost nothing until DDT was banned.
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正确答案: B