Answer:
Filling out strategy
Step-by-step explanation:
Filling out strategy is a type of business strategy in which companies increase the number of products in a specific product line. This type of strategy is used by companies so as to ensure that there are no gaps in the product line in which competitors might exploit. This type of strategy is done by companies that offers a group of products closely related to each other.
An example is adding a Pro-Women antidandruff shampoo by a company which makes different kind of shampoos.