De or het schoolverlating?

The correct Dutch article is:

de schoolverlating

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

How to use schoolverlating

the schoolverlatingde schoolverlating
this schoolverlatingdeze schoolverlating
that schoolverlatingdie schoolverlating
our schoolverlatingonze schoolverlating
your schoolverlatingjouw schoolverlating
every schoolverlatingelke schoolverlating
which schoolverlating?welke schoolverlating?
a big schoolverlating / the big schoolverlatingeen grote schoolverlating, de grote schoolverlating