Analyze the relationship between 'Coronation Street' and 'ITV' within the context of the input sentence.
Options: owner of, industry, original broadcaster, chief executive officer

The company's ITV Studios arm has a great track record of producing cash cows like Downton Abbey and Coronation Street , while acquisitions in this area are boosting its geographical reach not to mention exposure to red-hot areas like 'reality TV'.
original broadcaster