De or het promoting?

The correct Dutch article is:

de promoting

Rule Words ending in -ing: almost always de. See the rule
Meaning (Dutch) het reclame maken voor iets; het onder de aandacht brengen van iets; het bevorderen van iets

How to use promoting

the promotingde promoting
this promotingdeze promoting
that promotingdie promoting
our promotingonze promoting
your promotingjouw promoting
every promotingelke promoting
which promoting?welke promoting?
a big promoting / the big promotingeen grote promoting, de grote promoting

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).