There are four recognized categories of novenae: those of mourning, preparation, prayer, and those which are indulgenced; however, a given novena can belong to more than one of these categories.
There are four recognized categories of novenae. There are those of mourning. There are those. Those of mourning is preparation. This are indulgenced. Preparation is prayer. A given novena can belong to more than one of these categories. This is however.