Analyze the relationship between 'Wella' and 'Coty' within the context of the input sentence.
Options: location of formation, director/manager, parent organization, founded by

The deal is a game-changer for Coty as it adds popular brands such as Wella and Clairol hair color products and Cover Girl and Max Factor make-up to its portfolio of perfume brands that include Marc Jacobs and Calvin Klein.
parent organization