The libretto/composer team of were famous for a number of successful american broadway musicals.
rodgers & hammerstein
bernstein & beethoven
webber & webern
armstrong & presley

The libretto/composer team of Rodgers & Hammerstein were famous for a number of successful American Broadway musicals.

Explanation:

Rodgers & Hammerstein refers to Richard Rodgers (1902–1979) and Oscar Hammerstein II (1895–1960).

Together they wrote several award winning musical, like The sound of music and The King & I.

A musical is usually a theatrical piece that includes songs, acting and dance, and, as a genre, it gain popularity thanks to the work of   Rodgers & Hammerstein among others like Andrew Lloyd Webber abd in recent years Lin-Manuel Miranda.

a chromatic scale uses the twelve tones of the octave, while a regular scale only uses eight, or seven different notes (as the first note is played twice)

answermicrotones;