In light of the high costs associated with finding new customers who feel that a brand can meet their relevant needs and are willing to exclude competitors, today's companies are using " segmentation" and investing in initiatives to retain their most profitable customers.

The answer is "behavioral segmentation".

Explanation:

This kind of marketing segmentation takes into account costumers' decision making and buying processes; it also relies on information the company has about their attitude toward the branch and how they use it, these are the "relevant needs" from your question.

It is also important to say that this type of segmentation is often used for marketing campaigns for products with a solid customer base.

i think it's b or c hope this