A large department store has been attaching tags with barcodes to merchandise, and employees use barcode readers to scan merchandise at the cash register. However, the wireless barcode readers need new batteries much too often, and using this system for inventory tracking is very time-consuming. In one to two sentences, describe the emerging technology the department store should consider using for tracking inventory.

What can be inferred from the political cartoon in the passage? a. the democratic party also chose the lion to represent them in addition to the donkey. b. in nast's view, the republican party was the largest and most influential political group. c. nast thought the democrats of his day were aggressive and maybe even frightening. d. political parties were responsible for causing inflation and destroying government reform.