[app] Bloomingdales is thinking of developing a new service within their stores that has never been used before. The customer would scan a QR code in the Bloomingdales app right before they enter a store, and all of the customer's important information would then be loaded onto smart glasses that sales associates will be wearing, in order to provide more seamless, personalized service for the consumer. But Bloomingdales has to determine how to get customers to scan the code, and what information to provide to sales associates. Which level of product benefit does this retail service concept best demonstrate at this stage? O core O augmented O potential O virtual O expected