Final answer:
Proximity Alerts inform and remind customers that a business is on or near their route by sending targeted notifications to their mobile devices.
Step-by-step explanation:
The correct answer is D) Proximity Alerts.
These are notifications sent to customers' mobile devices when they are near a business's location.
By using location technologies like GPS or RFID, companies can determine when a customer is in the vicinity and send targeted promotions or reminders to their smartphones.
This helps capture the attention of potential customers and directs them to a nearby business, increasing the likelihood of customer visits and sales.