De or het verschilling?

The correct Dutch article is:

de verschilling

Rule Words ending in -ing: almost always de. See the rule

This word is not in the word lists we use to double-check answers.

How to use verschilling

the verschillingde verschilling
this verschillingdeze verschilling
that verschillingdie verschilling
our verschillingonze verschilling
your verschillingjouw verschilling
every verschillingelke verschilling
which verschilling?welke verschilling?
a big verschilling / the big verschillingeen grote verschilling, de grote verschilling