题目内容
（请给出正确答案）
[主观题]
According to the passage, for which of the following reasons are the late seventeenth-and
early eighteenth-century Chinese records important？
A．They disprove the reality of the Maunder minimum.
B．They suggest that the Maunder minimum cannot be related to climate.
C．They verify the existence of a span of unusual cold during the Maunder minimum.
D．They show that the European observations are of dubious statistical significance.
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