Diatonic Triads Level Three 1) B♭ Major Triads 2) E♭ Major Triads 3) A♭ Major Triads 3 Part Harmonic Triads Level Three 1) Triads 3 Part Harmony in B♭ 2) Triads 3 Part Harmony in E♭ 3) Triads 3 Part Harmony in A♭