what is the interval between the bottom note and the middle note and the middle note and the top note?
a progression
The interval between the bottom note and the middle note can vary depending on the specific progression being used, but common intervals include a major or minor third.
The interval between the middle note and the top note can also vary, but common intervals include a major or minor third as well.
Overall, the interval between the bottom note and the middle note and the middle note and the top note can create different harmonic textures and feelings in the progression.