Nicky knows her restaurant is understaffed today. She is hoping to get through the day without falling below her customers', the difference between what her customers want and what they will accept before going elsewhere.
A. voice-of-customer quotient
B. empowerment standard
C. tangibles gap
D. zone of tolerance
E. quality gap

D. zone of tolerance

Explanation:

Zone of Tolerance: It is defined as tolerance level of customer, which customer will accept. This zone varies from desired level to minimum acceptable standard that customer can bear. There are few experienced customer who have higher level of desired service from the service provider.

In the given case, Nicky knows her customer´s zone of tolerance before leaving her restaurant, therefore, she is able to manage the service instead of being understaffed today.

they have a larger number of potential customers because people anywhere can buy from them. ( d.)

answer: nobody

explanation: