Which two instraments are tuned to the notes g d a e

If you were to stage the play on which casablanca is based, how would you use lighting in your production? describe one scene from the film and the lighting it uses. would you change the lighting in any way for a stage production of the scene? why or why not?

What made this representation of the virgin mary revolutionary

Organum was first developed by religious singers adding another melody directly above the chant and mirroring the chant line. true false