What is it called when music is played spontaneously, not learned in advance?

What is the name for a page which has the chords, the basic rhythmic pattern and tempo, and the main melody of a piece of music for musicians to play from freely?

What are two vital elements of a jazz group's live performance?

The solos that individuals in a jazz group play during live performance are typically ________ .

Cities important in the birth and early development of jazz were...

The decade known as the Jazz Age is ________ .

Two legendary female jazz singers were...

What were some of the popular 1930s leaders of jazz groups?

Big Band and Swing flourished in the ________ .

What type of jazz featured fast tempos, complex chords, instrumental virtuosity, and lots of improvisation?

Name the bebop legends.