Final answer:
The incorrect statement about the use of decorative models is that an attractive model produces higher purchase intentions for any product. The correct answer is option C).
Step-by-step explanation:
Among the statements provided about the use of decorative models in advertising, the one that is not true is: C) the presence of an attractive model produces higher purchase intentions for any type of product. While attractive models do tend to increase ad recognition and attention levels.
The effectiveness of this strategy on purchase intentions can depend heavily on the product type and the target audience. Their effectiveness can vary based on the product and audience. Some products may not benefit from the association with an attractive model.
Furthermore, the presence of a decorative model can indeed influence the affective component of attitude by evoking positive emotions and shaping the consumers' feelings towards the product or brand.