Answer:
Many scales are diatonic including Major, Minor (the Harmonic minor is an exception) and modal scales. Examples of non-diatonic scale are pentatonic, octatonic and whole-tone scales.
3 x 3 = 9
3 x 3 = 3 + 3 + 3 = 9
hope this helps
I would have to say either valve trombone or baritone/euphonium.
1. The second one I hope this helps
