Refer to the input text as context and select the correct relationship between 'Eurogroup' and 'Jeroen Dijsselbloem' from the available options.
Options: headquarters location, manufacturer, chairperson, location of formation

Eurogroup President Jeroen Dijsselbloem said on Friday euro zone finance ministers may make a "major decision" when they hold an emergency session on Saturday to weigh a new Greek proposal for emergency funding.
chairperson