Outline Paras. 1-4: Development of Rock and Roll musIc A: roots: interaction between the black African and the white european music B: development: appearance of the two new forms of music C: formation: coming into being with the birth of the phonograph and the electric gu itar Para. 5: King of rock and roll Para. 6: Life story of Elvis Priesly and his inf luence on American cultureOutline Paras.1-4: Development of Rock and Roll music. A: roots: interaction between the black African and the white European music. B: development: appearance of the two new forms of music. C: formation: coming into being with the birth of the phonograph and the electric guitar. Para.5: King of Rock and Roll. Para.6: Life story of Elvis Priesly and his influence on American culture