Utilize the input text as a context reference, choose the right relationship between 'Sergio Marchionne' and 'Fiat' from the options.
Options: employer, publisher, subsidiary, founded by

Sat, Jul 4, 2015, 00:54 BST - UK Markets closed Ferrari worth more than £7bn, says Fiat chief executive Sergio Marchionne By Reuters | Telegraph – 24 minutes ago Print
employer