De or het keuzecommissie?

The correct Dutch article is:

de keuzecommissie

Rule Words ending in -tie and -sie: almost always de. See the rule

How to use keuzecommissie

the keuzecommissiede keuzecommissie
this keuzecommissiedeze keuzecommissie
that keuzecommissiedie keuzecommissie
our keuzecommissieonze keuzecommissie
your keuzecommissiejouw keuzecommissie
every keuzecommissieelke keuzecommissie
which keuzecommissie?welke keuzecommissie?
a big keuzecommissie / the big keuzecommissieeen grote keuzecommissie, de grote keuzecommissie