Utilize the input text as a context reference, choose the right relationship between CBS Radio and radio from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Privately held iBiquity, which counts radio broadcasters iHeartMedia and CBS Radio among its investors, was formed when USA Digital Radio merged with...

Answer: industry