Refer to the input text as context and select the correct relationship between 'Fnac' and 'music' from the available options.
Options: operator, chairperson, product/material produced, currency

Elsewhere, shares in French electrical goods retailer Darty (Other OTC: KESAF - news ) rocketed 19.1% after books and music retailer Fnac said it has made a proposal to buy the company for £533m.
product/material produced