[Whirlpool] Whirlpool is known for reliable and reasonably-priced consumer home appliances. However, the company has decided to capitalize on the popularity of home gardening. They have just finished developing a new line of eco-friendly fertilizers for houseplants. The board of directors has decided to release the products under the Whirlpool brand to capitalize on the brand's existing equity. Which concept best represents Whirlpool's actions? O product repositioning O category extension O multiple branding O line extension licensing