Multiple choice The services of a spa center relate to the service concept<o:p></o:p> the product concept<o:p></o:p> the experience concept<o:p></o:p> all of the above<o:p></o:p> Reveal answer Fill a bubble to check yourself D Correct answer Explanation The services of a spa center relate to all of the options as they are in itself a service, a product and an experience.