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请教一道PREP 题，百思不得其解
没在整理版的文件里找到这题，费了姥姥地劲才打出来。
In the years followingan eight-cent increase in the federal tax on a pack of cigarettes, sales ofcigarettes fell ten percent. In contrast, in the year prior to the taxincrease, sales had fallen one percent. The volume of cigarette sales istherefore strongly related to the after-tax price of a pack of cigarettes.
Which of the following, most strengthen the argument above?
A. During the 2nd year after the taxincrease, cigarette sales increased by a significant amount.
B. The information available to consumers on the health risks of smoking remained largely unchanged in the period before and after tax increase.
C. Most consumers were unaware that the tax was going to increase.
D. By the year following the cigarette taxincrease, many consumers had less income, in inflation-adjusted dollars, than they had had in the previous year.
E. During the year after the tax increase, there was a greater variety of cigarettes on the market than there had been during the previous year. |
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