Which source of information is primarily associated with advertisements?

The correct choice is associated primarily with marketing sources because this category specifically encompasses information that comes from marketers and is intended to promote products or services. Advertisements are designed to inform consumers about offerings and persuade them to make purchases. They are created and disseminated by businesses and are a primary form of communication from companies to potential customers.

This form of information is strategically crafted by businesses to highlight the features, benefits, and value propositions of their products. Marketing sources include various channels like TV commercials, online ads, print ads, and social media promotions, all of which are structured to influence consumer behavior and decision-making.

In contrast, internal sources refer to information derived from a consumer's own experiences and memories related to a product. Experimental sources involve firsthand experiences, such as trying a product or service. External sources refer to information from outside the individual, such as reviews from friends or general public opinion, but are not specifically aligned with promotional content as advertisements are. This distinction reinforces why marketing sources are the primary association for advertisements.