Final answer:
Bluetooth's marketers will now use psychographic segmentation variables including personality characteristics, motives, and lifestyles.Thus the correct option is d.
Step-by-step explanation:
When Bluetooth's marketers decided to change from demographic segmentation to psychographic segmentation, they moved toward using a group of new segmentation variables focused on personality characteristics, motives, and lifestyles. Psychographic segmentation accounts for factors beyond basic demographic information, such as age or location, and delves into the psychological aspects that drive consumer behavior. Marketers may consider attributes such as attitudes, values, hobbies, spending habits and general lifestyle choices to more effectively target their intended market.