Both the playwright and actor are responsible for believability of character

What is the name for a short solo passage by a single instrument or group of instruments?

a) Break b) Riff c) Head d) Contrafact

Why did orchestras begin requiring a conductor during the early years of the nineteenth century?

a. because there was no longer a basso continuo player who could make the appropriate gestures b. someone had to coordinate the efforts of the enlarged ensemble c. a figurehead facilitated fundraising d. audiencesneeded someone to signal appropriate moments for applause e. it looked more dramatic