What was the style of the piece? As best you can, identify the genre or genres (e.g., cool jazz, bebop, etc.) Identify the form
of the piece, and describe the sections. Who played the choruses? Describe the melody of the piece. Which instruments played it? What were your impressions of it?
Regarding the anatomy of an arch, what is the springing line? The springing line is an imaginary line between where the curves of the arch begin on each side