Well for starters cross out A) because everything doesn't have to be entertaining at the same time, cross out B) because its important to have evidence so people know its true, so its C) because showing evidence helps the audience know its correct.
A theme is a central topic,subject,or message within a narrative.
Answer:
Impromptu
Explanation:
An impromptu seems to be a complimentary musical with music with both the characteristic of a former virtuosity, typically for a valve trombone, such as a guitar, as if inspired by the nature of the situation.
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