De or het mirakeloplossing?

The correct Dutch article is:

de mirakeloplossing

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

How to use mirakeloplossing

the mirakeloplossingde mirakeloplossing
this mirakeloplossingdeze mirakeloplossing
that mirakeloplossingdie mirakeloplossing
our mirakeloplossingonze mirakeloplossing
your mirakeloplossingjouw mirakeloplossing
every mirakeloplossingelke mirakeloplossing
which mirakeloplossing?welke mirakeloplossing?
a big mirakeloplossing / the big mirakeloplossingeen grote mirakeloplossing, de grote mirakeloplossing