De or het lokethandeling?

The correct Dutch article is:

de lokethandeling

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

How to use lokethandeling

the lokethandelingde lokethandeling
this lokethandelingdeze lokethandeling
that lokethandelingdie lokethandeling
our lokethandelingonze lokethandeling
your lokethandelingjouw lokethandeling
every lokethandelingelke lokethandeling
which lokethandeling?welke lokethandeling?
a big lokethandeling / the big lokethandelingeen grote lokethandeling, de grote lokethandeling