Final answer:
True, Robert Johnson's music, like other early Mississippi Delta blues singers, developed from an oral tradition, influenced by African American spirituals and work songs. The correct answer is option A).
Step-by-step explanation:
True, similar to other early Mississippi Delta blues singers, the music of Robert Johnson arose from an oral tradition. This tradition includes the inheritance of musical styles from African roots and the adaptations made by African Americans in different regions of the US, especially in the South. Johnson's music was influenced by the work songs and spiritual tunes crafted by slaves, which eventually evolved into blues and jazz. These genres reflect the life experiences and history of African American communities, and they have become international genres widely recognized and celebrated.