Originally Posted by: equatorWell, if you use the leading tone of the minor, you have a harmonic minor. Don`t you?
If you have the root on "C"; then yes, a Bdim7 chord would lead you right back to the "home chord".
But this is not the case because I don`t have the root on "C".
But there's no way of telling the root since all we have are the chords and not the order you play them in or context.