单选题Which of the following best describes the organization of the second paragraph?AA hypothesis is explained and counter evidence is described.BA theory is advanced and specific evidence supporting, it is cited.CField observations are described and a conclusion about their significance is drawn.DTwo theories are explained and evidence supporting each of them is detailed.
单选题
Which of the following best describes the organization of the second paragraph?
A
A hypothesis is explained and counter evidence is described.
B
A theory is advanced and specific evidence supporting, it is cited.
C
Field observations are described and a conclusion about their significance is drawn.
D
Two theories are explained and evidence supporting each of them is detailed.
参考解析
解析：
段落结构题。第二段先是提出科学家们最初的假设，随后就以“Southwick”的研究成果为证据否定了之前的假设。A项“提出假设并给出相反的证据”与原文结构一致，为正确答案。
段落结构题。第二段先是提出科学家们最初的假设，随后就以“Southwick”的研究成果为证据否定了之前的假设。A项“提出假设并给出相反的证据”与原文结构一致，为正确答案。
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