De or het technologieontwikkeling?

The correct Dutch article is:

de technologieontwikkeling

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

How to use technologieontwikkeling

the technologieontwikkelingde technologieontwikkeling
this technologieontwikkelingdeze technologieontwikkeling
that technologieontwikkelingdie technologieontwikkeling
our technologieontwikkelingonze technologieontwikkeling
your technologieontwikkelingjouw technologieontwikkeling
every technologieontwikkelingelke technologieontwikkeling
which technologieontwikkeling?welke technologieontwikkeling?
a big technologieontwikkeling / the big technologieontwikkelingeen grote technologieontwikkeling, de grote technologieontwikkeling