Final answer:
Dividing customers into groups with shared characteristics is referred to as d) market segmentation.
Step-by-step explanation:
Market segmentation is the process of dividing a target market into smaller, more defined categories. It involves grouping customers into segments based on common features such as needs, interests, and behaviors so that a company can tailor its products or services to meet the specific needs of each segment more effectively.
The challenge that occurs when people or groups are divide between two extremes on an issue or position is known as a. Polarization. Polarization can lead to increased conflict and difficulty in finding common ground, as individuals and groups are less willing to compromise and more likely to see issues in black and white terms.