Geben Sie eine erweiterte Aufenthaltserlaubnis für Finnland aufgrund familiärer Bindungen ein

It means exactly what is written above the yes and no options

Do you have a family member that also has applied for a residence permit? Then use the code they received.

You have no such family member? Then you have to select ’no‘.

This is very clear and straightforward. How do you want to make it through your studies if this already confuses you?