Jim Oblon takes an eight-bar rhythm and applies some fingerpicking ideas that could take help get you out of a jam and put ...
This would be a D9 chord, but if we look at it from low to high, we have: root (D) - major 3rd (F#) - dominant 7th (C) - b9 (Eb). The Eb/b9 is the note that makes this an altered chord.