Take context from the input text and decide on the accurate relationship between 'Eurozone' and 'Euro' from the options provided.
Options: industry, distributed by, currency, employer

Clearly, a weak Eurozone has not been good news for the company and, with the Euro depreciating considerably as a result of a looser monetary policy being employed by the ECB, Synthomer's financial performance has been held back somewhat by currency headwinds.
currency