Question ID:PT22 S2 Q9 Passage:The local agricultural official gave the fruit growers of the District 10 Farmers' Cooperative a new pesticide that they applied for a period of three years to their pear orchards in place of the pesticide they had formerly applied.  During those three years, the proportion of pears lost to insects was significantly less than it had been during the previous three-year period.  On the basis of these results, the official concluded that the new pesticide was more effective than the old pesticide, at least in the short term, in limiting the loss of certain fruit to insects. Stem:The official's conclusion is most strongly supported if which one of the following groups of trees did not show a reduction in losses of fruit to insects? Correct Answer Choice:CChoice A:peach trees grown in the district that were treated with the new pesticide instead of the old pesticide Choice B:peach trees grown in the district that were treated with the new pesticide in addition to the old pesticide Choice C:pear trees grown in the district that were treated with the old pesticide instead of the new pesticide Choice D:pear trees grown in a neighboring district that were treated with neither the old nor the new pesticide Choice E:pear trees grown in a neighboring district that were treated with the new pesticide instead of the old pesticide