Answer:
C. intangibility
Step-by-step explanation:
Intangibility -
It refers to a non - tangible thing , i.e. , incapable of touching as it could be a immaterial object .
Or something that is not clear ,
Hence , from the question ,
The brochure given by the spa , consists on many pictures that give people a better idea and make a wise decision to whether or not visit the spa or not .