Certainly, pesticides can adversely affect theenvironment in localities distant from where the pesticide has actually beenused. Nevertheless, regulation of pesticide use should not take place atthe national level but at the local level. Itis in the areas where pesticides are actually applied that they have their mostserious effects. Just how serious these effects are depends on localconditions such as climate, soil type, and water supply.

　　Andlocal officials are much more likely than national legislators to be trulyknowledgeable about such local conditions.

　　Inthe argument given, the two boldfaceportions play which of the following roles?

　　A. The first provides support forthe conclusion of the argument; the second states that conclusion.

　　B. The first states the conclusionof the argument; the second provides support for that conclusion.

　　C. The first identifies groundsfor a potential objection to the conclusion of the argument; the second statesthat conclusion.

　　D. The first identifies groundsfor a potential objection to the conclusion of the argument; the secondprovides support for that conclusion.

　　E. Each provides support for theconclusion of the argument.

　　答案

　　Reasoning

　　What roles do the boldface portions play in the argument? The secondsentence of the passage states the argument's conclusion: pesticides  should beregulated at a local rather than a national level. The first boldface portiondoes not support this conclusion but rather conflicts with it, suggesting areason to regulate pesticides at the national level. The word neverthelessbefore the conclusion draws attention to this conflict. The remaining sentencesof the passage, including the second boldface portion, give reasons to regulatepesticides at a local level and therefore support the argument's conclusion.

　　A. As explained above, the first boldface portion conflicts with theargument's conclusion, while the second supports the conclusion.

　　B. As explained above, the first boldface portion conflicts with theargument's conclusion.

　　C. As explained above, the second boldface portion does not state theargument's conclusion, but rather supports it.

　　D. Correct. The first boldface portion identifies grounds for the potentialobjection that local pesticide regulation would not address pesticide impactsin distant localities; the second boldface portion gives one reason whypesticide regulation at the local level is nonetheless desirable.

　　E. As explained above, the firstboldface portion conflicts with the argument's conclusion

　　The correct answer is D.

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