Id Elvis Presley, Chuck Berry or Bill Haley have more impact on the early history of Rock n Roll? Support your answer. “

Did Elvis Presley, Chuck Berry or Bill Haley have more impact on the early history of Rock n Roll?Support your answer. ”

(Please provide an overall answer on all three artists, but focusing on Chuck Berry. Please support and expand on points such as the Post-war years, teenage movement, other influences and impacts. Many thanks!)