Sean relocated to take a new job, and when he got sick he needed to find a doctor. He discovered during the visit that he didn't like the one he had chosen, and he knew he'd never go back to that doctor. From a marketing perspective, his situation highlights one of the key differences between products and services, known as
A) intangibility.
B) professional competence.
C) perishability.
D) inseparability.
E) heterogeneity