The Weddell Sea _____.
（A）is a good example of increased salinity in freezing sea water
（B） is much larger in area than the Arctic oceans
（C） has a much lower salinity now than ever
（D） has the denser water in its upper parts
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（A）is a good example of increased salinity in freezing sea water
（B） is much larger in area than the Arctic oceans
（C） has a much lower salinity now than ever
（D） has the denser water in its upper parts
