Which of the Following Is Correct Regarding Arctic Sea Ice

question 25

Multiple Choice

Which of the following is correct regarding Arctic sea ice?

• A)Until recently,seasonal variations in sea ice extent were rare.
• B)Summer sea ice reached its minimum extent in 2001 and has gradually increased since then.
• C)Since 1979,summer sea ice minimum extent and winter sea ice maximum extent have declined.
• D)In the summer,most to all sea ice melts,only to refreeze in the winter.However,less water has been refreezing over the past decade.
• E)Because of high latitudes,sea ice remains throughout the year.However,for the past 30 years,the extent of sea ice has diminished.

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The set of rules, principles, and processes that govern the structure of sentences in any given language.

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