Full Idea
The main sources of evidence for judgments of ground are intuitive and explanatory. The relationship of ground is a form of explanation, ..explaining what makes a proposition true, which needs simplicity, breadth, coherence, non-circularity and strength.
Gist of Idea
Grounding is an explanation of truth, and needs all the virtues of good explanations
Source
Kit Fine (The Question of Realism [2001], 7)
Book Reference
-: 'Philosophers' Imprint' [-], p.22
A Reaction
My thought is that not only must grounding explain, and therefore be a good explanation, but that the needs of explanation drive our decisions about what are the grounds. It is a bit indeterminate which is tail and which is dog.