Refer to the input text as context and select the correct relationship between 'Sergio Marchionne' and 'Fiat' from the available options.
Options: industry, product/material produced, original broadcaster, employer

General Motors shares rose 3 per cent to $29.71 after Fiat Chrysler chief executive Sergio Marchionne said over the weekend that a tie-up with GM remained a “high priority”.
employer