De or het weekagenda?

The correct Dutch article is:

de weekagenda

How to use weekagenda

the weekagendade weekagenda
this weekagendadeze weekagenda
that weekagendadie weekagenda
our weekagendaonze weekagenda
your weekagendajouw weekagenda
every weekagendaelke weekagenda
which weekagenda?welke weekagenda?
a big weekagenda / the big weekagendaeen grote weekagenda, de grote weekagenda