Respuesta :
The blues are a type of secular folk music developed by African Americans to express a person's grief.
What musical style did the blues originate in?
The blues are a type of secular folk music developed by African Americans in the early twentieth century, primarily in the South. Despite the fact that instrumental accompaniment is almost universal in the blues, the blues is primarily a vocal form.
The music known as blues is used to express a person's sufferings and grief.
Therefore option D explains the blue music.
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