The Logic of Advertising

Advertisers often suggest that if you buy something, then something good will happen.

Advertisement 1: Splenda - No calorie Sweetener

The Splenda Sweetener states: "Made from sugar so it tastes like sugar."

If/then form: If Splenda is made from sugar and tastes like sugar, then there are no chemicals.                                                                                                                   

Converse: If there are no chemicals in Splenda, then it is made from sugar and tastes like sugar.                                                                                                                     TRUTH VALUE: True                                                                             

Inverse: If Splenda is not made from sugar and does not taste like sugar, then there are chemicals in it.                                                                                                                   TRUTH VALUE: True                                                                               

Contrapositive: If there are chemicals in Splenda, then it is not made from sugar and doesn't taste like sugar.                                                                                                 TRUTH VALUE: True                                                                               

Advertisement 2: Olay Definity eye cream - younger eyes

Olay Definity eye cream states: "Because younger-looking eyes never go out of fashion."

if/then form: If you use Olay Definity eye cream, then you will have younger looking eyes.                                                                                                                           

Converse: If you want younger looking eyes, then use Olay Definity eye cream                  TRUTH VALUE: according to the advertisement true

Inverse: If you don't use Olay Definity eye cream, then you won't have younger looking eyes.                                                                                                                            TRUTH VALUE: True, because you are not doing anything to your eyes

Contrapositive: If you don't want younger looking eyes, then don't use Olay Definity eye cream.                                                                                                                           TRUTH VALUE: True

Advertisement 3: Natural Hair Transitionig Diva Kit Products

Natural Hair Transitioning Diva Kit Products states: "For women transitioning from relaxed back hair to their natural hair."

if/then form: If you use  Natural Hair Transitioning Diva Kit Product, then you will have natural looking hair.

Converse: If you want natural looking hair, then use the Natural Hair Transitioning Diva Kit Product.                                                                                                                     TRUTH VALUE: according the the advertisement true

Inverse:If you don't use Natural Hair Transitioning Diva Kit Product, then you won't have natural looking hair.                                                                                                               TRUTH VALUE: False                                                                               COUNTEREXAMPLE: Because you can use other things to make your hair natural looking.

Contrapositive: If you don't want natural looking hair, then don't use the Natural Hair Transitioning Diva Kit Product.                                                                                     TRUTH VALUE: True

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