Final answer:
UPC stands for Universal Product Code, which is a barcode used globally for tracking items in retail stores and consists of a unique 12-digit code.
Step-by-step explanation:
The acronym UPC stands for Universal Product Code. The UPC is a barcode symbology that is widely used worldwide for tracking trade items in stores. It consists of a unique 12-digit numeric code assigned to each retail product, allowing for quick scanning at point of purchase, efficient inventory management, and seamless checkout processes. The objective of the UPC is to provide a standardized method for identifying products.