According to the passage, the drilling of the glacier in eastern Antarctica was important be

問題詳情

42. According to the passage, the drilling of the glacier in eastern Antarctica was important because it
(A) allowed scientists to experiment with new drilling techniques
(B) permitted the study of surface temperatures in an ice-covered region of Earth
(C) provided insight about climate conditions in earlier periods
(D) confirmed earlier findings about how glaciers are formed

參考答案

答案：C
難度：非常困難0
統計：A(0),B(1),C(0),D(0),E(0)

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