What social issue was Louis Armstrong able to transcend through his music and charismatic personality?

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Explanation:

Now, thirty years after his death, Armstrong's work as an instrumentalist and vocalist continue to have a profound impact on American music. As a black man living and working in a segregated society, he symbolized the civil rights struggle that was part of the changing America in which he lived

the string with the finger instead of using the bow

answeras live actors preforming in the same room as a live audience;