Take context from the input text and decide on the accurate relationship between 'ComScore' and 'Rentrak' from the options provided.
Options: product/material produced, founded by, platform, owner of

NEW YORK (AP) -- Shares of ComScore soared more than 8 percent before the opening bell Wednesday on news that it would acquire Rentrak in an all-stock deal to create a larger ratings and media analysis company.
owner of