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.
Take context from the input text and decide on the accurate relationship between 'Sky Italia' and 'Sky' from the options provided.
Options: chairperson, creator, headquarters location, owned by