How would a booming economy help with the development of a new genre like Rock and Roll?

Which of the following performers applied earl scruggs banjo technique to the dobro josh graves tony trishchka jerry douglas bela fleck

The arrangement of the pitches in a piece of twelve tone music is called

Which of the following is a true statement a. directors commit change any lines from a text or script b. actors must interpret their characters as the author of the text intended them to c. directors have dramatic license to interpret a story in any way they choose d. a director must use the same setting that is described in a novel or script