Upper Voices Upper Voices and Accompaniment Children's Choir Children's Choir and Accompaniment Mixed voices (boys SAB) Mixed Voices Mixed Voices and Accompaniment Lower Voices Lower Voices and Accompaniment Upper Voices or Mixed Voices and Accompaniment Vocal Ensemble Choral Music Choir - two parts Choir - three parts Chorus and Piano Choir and organ Chor and Solo(s) Chorus and various instruments Choir and chamber orchestra Choral Music (pop music)