Question ID:PT17 S3 Q12 Passage:One year ago a local government initiated an antismoking advertising campaign in local newspapers, which it financed by imposing a tax on cigarettes of 20 cents per pack. One year later, the number of people in the locality who smoke cigarettes had declined by 3 percent. Clearly, what was said in the advertisements had an effect, although a small one, on the number of people in the locality who smoke cigarettes. Stem:Which one of the following, if true, most helps to strengthen the argument? Correct Answer Choice:DChoice A:Residents of the locality have not increased their use of other tobacco products such as snuff and chewing tobacco since the campaign went into effect. Choice B:A substantial number of cigarette smokers in the locality who did not quit smoking during the campaign now smoke less than they did before it began. Choice C:Admissions to the local hospital for chronic respiratory ailments were down by 15 percent one year after the campaign began. Choice D:Merchants in the locality responded to the local tax by reducing the price at which they sold cigarettes by 20 cents per pack. Choice E:Smokers in the locality had incomes that on average were 25 percent lower than those of nonsmokers.