In an Industry Where Guests Are Tired of Cookie-Cutter Hotels,some

In an industry where guests are tired of cookie-cutter hotels,some consumers are looking for personalized service,which can be found in boutique hotels.Boutique hotels cater to their guests' sense of their personal image as being discriminating,more sophisticated,and more hip.Frequently,these guests don't want to be where the crowds are.This is a small but growing market niche.There are no generally recognized rules for boutique hotels,but they tend to be small and service-oriented,with high-style decor,and top-notch restaurants.Employees are called cast members.Amenities include cordless phones,CD players,Aveda brand bath and hair products,and down comforters and pillows.
-Refer to Boutique Hotels.The service provided by employees at boutique hotels cannot be touched,seen,or felt in the same manner as the hair and bath products.How can it be described?

A) as intangible
B) as tangible
C) as incomprehensible
D) as unknowable