De or het extra-informatie?

The correct Dutch article is:

de extra-informatie

Rule Words ending in -tie and -sie: almost always de. See the rule

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

How to use extra-informatie

the extra-informatiede extra-informatie
this extra-informatiedeze extra-informatie
that extra-informatiedie extra-informatie
our extra-informatieonze extra-informatie
your extra-informatiejouw extra-informatie
every extra-informatieelke extra-informatie
which extra-informatie?welke extra-informatie?
a big extra-informatie / the big extra-informatieeen grote extra-informatie, de grote extra-informatie