The purpose of advertising is to convince consumers that the products they buy value for money, and no merchant will deliberately emphasize the high price of their products. Which of the following, if true, would strengthen the above assertion:. ['Consumers think cheap is not good, good is not cheap.', "Advertising can stimulate consumers' desire to buy.", 'Advertising can convince consumers to buy cheap products.', 'Advertising can convince consumers to buy good quality goods.']