Answer
1. Individual customer cost.
2. Customer segment cost.
3. Total customer cost.
Work Step by Step
1. Individual Customer Cost: This level represents the costs associated with serving a specific customer, taking into account the unique demands and activities required for that customer.
2. Customer Segment Cost: At this level, costs are aggregated for groups of customers who share similar characteristics or purchasing behaviors. It provides insights into the cost structures associated with servicing different types of customers.
3. Total Customer Cost: This encompasses all costs related to serving a customer over a defined period, considering all individual customers and customer segments. It offers a comprehensive view of the total cost incurred in maintaining customer relationships.