Could you please tell us what was the retailers' reaction to the push you’re making in the energy category and what they expect from PepsiCo and also regarding ROCKSTAR specifically how long do you think it would take to reenergize the brand?
Take context from the input text and decide on the accurate relationship between 'PepsiCo' and 'ROCKSTAR' from the options provided.
Options: owner of, chairperson, parent organization, legal form