Final answer:
Packaging serves several functions in marketing, including attracting attention, describing contents, explaining benefits, and identifying product uses.
Step-by-step explanation:
The correct answer is B. packaging. Attracting attention, describing contents, explaining benefits, and identifying the uses of a product are all functions of packaging. Packaging plays a crucial role in marketing a product as it helps to attract customers, communicate information, and differentiate the product from competitors. For example, attractive and informative packaging can catch the consumer's eye on store shelves and convey the key features and benefits of the product.