Marketers often make product adjustments in order to keep the product competitive and continue to provide satisfaction to the buyer. Hence, they make use of product line.
In a graph, product lines can be added to compare performance of competing products.
Product lines
A product line can contain one product or hundreds. The number of products in a product line refer to its product line depth, while the number of separate product lines owned by a company is the product line width (or breadth).
learn more about product lines: https://brainly.com/question/14308690
