De or het ecologiesteun?

The correct Dutch article is:

de ecologiesteun

How to use ecologiesteun

the ecologiesteunde ecologiesteun
this ecologiesteundeze ecologiesteun
that ecologiesteundie ecologiesteun
our ecologiesteunonze ecologiesteun
your ecologiesteunjouw ecologiesteun
every ecologiesteunelke ecologiesteun
which ecologiesteun?welke ecologiesteun?
a big ecologiesteun / the big ecologiesteuneen grote ecologiesteun, de grote ecologiesteun