What is the relationship between 'Fininvest' and 'holding company' in the context of the input sentence.
Options: employer, industry, original broadcaster, distributed by

Italy's former prime minister Silvio Berlusconi, who controls Mediaset, has signed a pre-sale agreement to sell 48 percent of his AC Milan soccer club to a group led by Thai businessman Bee Taechaubol by the end of September, a spokesman for holding company Fininvest said on Sunday.
industry