De or het taakdifferentiatie?

The correct Dutch article is:

de taakdifferentiatie

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

How to use taakdifferentiatie

the taakdifferentiatiede taakdifferentiatie
this taakdifferentiatiedeze taakdifferentiatie
that taakdifferentiatiedie taakdifferentiatie
our taakdifferentiatieonze taakdifferentiatie
your taakdifferentiatiejouw taakdifferentiatie
every taakdifferentiatieelke taakdifferentiatie
which taakdifferentiatie?welke taakdifferentiatie?
a big taakdifferentiatie / the big taakdifferentiatieeen grote taakdifferentiatie, de grote taakdifferentiatie