Final answer:
Customers' perception of brands, known as brand image, affects how marketing managers adjust the marketing mix.
Step-by-step explanation:
Customers' perception of brands in a market, also known as brand image, affects how marketing managers adjust the marketing mix. Brand image refers to the associations, emotions, and beliefs that consumers have towards a particular brand. It influences their buying decisions and loyalty towards a brand.
For example, if customers perceive a brand as high-quality and trustworthy, marketing managers may focus on maintaining product quality and emphasizing trustworthiness in their marketing campaigns.
Ultimately, understanding and managing brand image is crucial for marketing managers to align their strategies with customers' perceptions and preferences.