Utilize the input text as a context reference, choose the right relationship between Vodafone and Ono 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.

Tough competition and falling prices during a recession have driven multibillion takeover deals in Spain with France's Orange (Taiwan OTC: 4554.TWO - news ) buying telecoms group Jazztel (Other OTC: JAZTF - news ) in September and Vodafone buying cable operator Ono in March.

Answer: subsidiary