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题目材料：

Determining which of the following would be most relevant to evaluating the argument given?

A.Whether increasing carbon dioxide levels in greenhouses improves the eating quality of the grapes grown in the greenhouses
B.Whether in the future the market for grapes will be greater than it is now
C.Whether temperatures today often get so high in regions where grapes are grown that the grapes suffer serious damage
D.Whether the use of greenhouses for growing grapes serves research purposes only
E.Whether the economic benefits that might be derived from a major increase in world grape production would outweigh any economic harm resulting from negative health effects associated with increased worldwide carbon dioxide levels

C显示答案

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以上解析由考满分老师提供。