Final answer:
Best Buy's advertisement may lead to the bandwagon effect, prompting customers to perceive Best Buy as the preferred retailer for Dell products.
Step-by-step explanation:
In this case, the advertisement from Best Buy may lead to the bandwagon effect and influence customers to perceive Best Buy as the preferred retailer for Dell products. The bandwagon fallacy is a persuasive technique that exploits the tendency for people to align with popular opinion or follow the majority. By creating the impression that everyone is buying Dell products from Best Buy, the advertisement aims to increase sales by appealing to the desire to be part of the popular crowd.