$9$e$.$ Chobani has had success by adding different $...$

Chobani has had success by adding different fruit to its "Fruit on the Bottom Greek Yogurt" products. These additions address the difficulties in the yogurt market, which is the need to have significant $\_\_\_\_\_\_\_\_,$ a large number of items in each product line.

Multiple Choice

product mix depth

product line depth

product line breadth

product mix breadth

brand equity