Answer:
Customer-sustaining cost
Step-by-step explanation:
Cost of sales visits are costs associated with sales efforts. They can include direct labour, overheads, and direct materials.
This is regarded as a consumer sustaining cost because it is incurred in service to the customer.
Sales visits along with travelling cost are a way to ensure customer is satisfied and keeps coming back for more products.
Customer sustaining activities enables a business more effectively serve the customer with a view of maintaining their loyalty.