Customers Usually Do Not Articulate Their Expectations and Hence a Service

Multiple Choice

Customers usually do not articulate their expectations and hence a service provider finds it difficult to know what the expectations are,let alone know how to meet them.This demonstrates the fact that

A) customers often provide their own specifications.
B) customers are often the quality inspectors.
C) customers are often the cause of service failures.
D) customers are often the output of a service process.