A retail company stores their product inventory in a legacy system. Often, customers find products on the company's website and want to purchase them in-store.
However, when they arrive, they discover that the products are out of stock.
How could the company benefit from using an application programming interface (API)?

A. To create personalized product recommendations for customers B. To optimize their on-premises legacy system stability C. By manually linking each inventory system to the website on a case-by-case basis D. By programmatically connecting the inventory system to their website