In Which of the Following Does a Customer Respond to the Functional

In which of the following does a customer respond to the functional quality of a service?

A) Sara's preferred hair stylist is some miles away, but Sara goes to him because his styles suit her looks.
B) Kathy tries out a new restaurant every week because she likes to experience the variety.
C) Bill has gone to the same chiropractor for the past fifteen years because he is friendly and takes the time to listen to Bill.
D) Ray's mechanic charges high prices for service, but his work is good and worth the price.
E) Alex has no interest in theater, but goes often because her best friend loves plays.