When a firm introduces additional items in a given product category under the same brand name (such as new flavors, colors, or sizes), it is executing a:

Explanation

* A Line Extension occurs when a firm introduces additional variations of an existing product within the current product category and brand name.
* Brand extension enters a new category; New brand creates a separate name; Co-branding joins two corporate brands.
* Line extensions involve lower development risk but carry a danger of overextending brand focus.