Final answer:
Macy's utilizes NFC, SMS short codes, and QR codes to engage with mobile shoppers, but IoT is not specifically used for mobile customer engagement. These technologies facilitate various aspects like payments, promotions, and product information.
Step-by-step explanation:
The technologies used by the retailer Macy's to engage mobile shoppers include a range of tools designed to enhance the shopping experience. Among the technologies listed, NFC (Near Field Communication), SMS short codes, and QR codes are indeed leveraged by Macy's to engage with its customers on mobile devices. However, IoT (Internet of Things) is not specifically known as a direct technology deployed by Macy's for mobile customer engagement.
Macy's uses NFC technology for contactless payments and to provide customers with product information. SMS short codes might be used for text message marketing or promotions. Lastly, QR codes can be scanned by customers for a quick access to product details, offers, or even augmented reality experiences. These tools help Macy's create a seamless and interactive shopping environment for its customers.The correct answer is B: IoT. Technologies used by Macy's to engage mobile shoppers include NFC (Near Field Communication), SMS short codes, and QR codes. NFC allows shoppers to make wireless payments using their mobile devices, SMS short codes enable customers to receive promotions and discounts via text messages, and QR codes provide additional product information and enable easy access to online shopping.