A. Desired service, adequate service
B. Professional service, adequate service
C. Desired Service, optimal service
D. Desired service, advance service
✅ The correct answer is option A.
The difference between Desired service and adequate service are two expectation standards is the zone of tolerance. The customer satisfaction will result as long as customer perception of service performance, fall in this zone of tolerance.
The difference between Desired service and adequate service are two expectation standards is the zone of tolerance. The customer satisfaction will result as long as customer perception of service performance, fall in this zone of tolerance.