Answer:
The correct answer is letter "D": a perceptual map that is attribute-based.
Step-by-step explanation:
Perceptual mapping is a feature that allows market researchers to visually reflect the expectations of consumers of goods, features, brands, offers or services and provide the ability to react to changing conditions. It provides a unique capacity to comprehend the market structure, examine the complicated relationships between market participants and the parameters that consumers use to make buying decisions and suggestions.
In the example, after Bob's analysis, he concludes he must improve the comfort/quality attributes of the products he sells in his store.