Yum Brands rose 2.2 percent to $86.11, a day after the owner of the KFC and Pizza Hut chains named new leaders for its China division as activist investors lobby the company to spin off that business.
Take context from the input text and decide on the accurate relationship between 'Yum Brands' and 'Pizza Hut' from the options provided.
Options: subsidiary, position held, currency, chairperson