Utilize the input text as a context reference, choose the right relationship between 'Jazztel' and 'Orange' from the options.
Options: member of, founded by, owner of, owned by

Orange completed a $3.8 billion takeover of Spain's Jazztel in June, reducing the main players in the Spanish telecoms market to three and ending a six-year period of falling prices in the Spanish mobile phone market.
owned by