De or het persbelangstelling?

The correct Dutch article is:

de persbelangstelling

Rule Words ending in -ing: almost always de. See the rule

How to use persbelangstelling

the persbelangstellingde persbelangstelling
this persbelangstellingdeze persbelangstelling
that persbelangstellingdie persbelangstelling
our persbelangstellingonze persbelangstelling
your persbelangstellingjouw persbelangstelling
every persbelangstellingelke persbelangstelling
which persbelangstelling?welke persbelangstelling?
a big persbelangstelling / the big persbelangstellingeen grote persbelangstelling, de grote persbelangstelling