In connection with the proposed merger, comScore intends to file a registration statement on Form S-4, which will include a preliminary prospectus and related materials to register the shares of comScore common stock to be issued in the merger, and comScore and Rentrak intend to file a joint proxy statement/prospectus and other documents concerning the proposed merger with the SEC.
Take context from the input text and decide on the accurate relationship between 'comScore' and 'Rentrak' from the options provided.
Options: founded by, chairperson, owner of, product/material produced