Final answer:
Rock 'n roll is characterized by its blend of electric instruments with gospel, blues, country, jazz, and R&B, forming a musical genre that captivated teenagers and contributed to cultural and social change in the 1950s.
Step-by-step explanation:
The main basis of organization for rock 'n roll is its foundation in a combination of electric instruments with the traditional sounds of gospel, blues, country, jazz, and R&B. This new form of music achieved immense popularity thanks to its heavy rhythm along with simple lyrics and melodies that resonated with teenagers. Cultural icons like Elvis Presley and Chuck Berry were pivotal in bringing rock 'n roll from its roots in African American music to a broader audience, often causing fear among parents and establishing a soundtrack for youth rebellion and social change.
Rock 'n roll was not just a musical genre; it was also a cultural phenomenon that helped to blur racial lines and bring about social integration. The music reflected themes of young love, freedom, and rebellion against authority, which appealed to the youthful spirit of the era. Noteworthy contributions to the genre came from artists such as Little Richard, Bill Haley, Chuck Berry, Fats Domino, and Buddy Holly, who helped elevate rock and roll to unprecedented levels of popularity.