A group of product or service items that are closely related because they satisfy a class of needs, are used together, are sold to the same customer group, are distributed through the same types of outlets, or fall within a given price range is referred to as a .

Product Line

Explanation:

Product Line is the term which is defined as the group or the class of the products which are related and are also marketed under the single name of brand, which is sold through the same company.

Companies or business who expand as well as increase their offerings or products or the items through adding the existing products lines as the customers are more likely to buy the products from brands with which they are familiar or already know.

So, the group of the products which are related closely as they fulfill the class of needs of the customers are recognized as the Product Line.