Sky, which formed from the combination of Britain's BSkyB, Sky Deutschland (Other OTC: SKDTF - news ) and Sky Italia to serve 20 million customers in Europe, said the group had seen its highest organic customer growth for 11 years in Britain and Ireland (Other OTC: IRLD - news ) , and its highest ever customer growth in Germany and Austria.
Utilize the input text as a context reference, choose the right relationship between 'Sky Italia' and 'Sky' from the options.
Options: manufacturer, original broadcaster, developer, parent organization