Answer: B.brand name
Explanation: A brand name is a name used by a manufacturer to identify of differentiate its products or services. such is a service in this case it is a single line of product a cable modem. to differentiate theirs from others already in the market a brand name would be needed For example, addidas is the brand name used on most products manufactured by addidas, from this example, the business name adidas and brand name addidas are the sam.