Hı guys everybody tell me where you're from

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Anarrative piece of are ? a. tells a story or series of event b. serves as a remembrance of an event person c. display the likeness of a person, in order to document their existence d. relates the lives of important individuals

In a paragraph of no less than 125 words, explain the single most important factor involved in advancing american classical music in the twentieth century.

Can be used for several different purposes, such as dialogue, scene establishment, and scene transition. lighting camera angles sound volumegradpoint's answer only