After surveying more than 1,000 women, including moms, Piper Jaffray said it believes that there is improving sentiment among moms for key Mattel brands, including Fisher-Price, Barbie and Disney Princesses.
Take context from the input text and decide on the accurate relationship between 'Mattel' and 'Barbie' from the options provided.
Options: chief executive officer, location of formation, industry, owner of