Utilize the input text as a context reference, choose the right relationship between 'ComScore' and 'Rentrak' from the options.
Options: director/manager, owner of, publisher, business division

NEW YORK, Sept. 30, 2015 /PRNewswire/ -- Harwood Feffer LLP ( www.hfesq.com ) is investigating potential claims against the board of directors of Rentrak Corporation ("Rentrak" or the "Company") ( RENT ) concerning the proposed acquisition of the Company by ComScore Inc. ("ComScore").
owner of