Along with r& b music, rock and roll was historically patterned after a) swing b) bebop c) country-western d) ragtime

C) Country-Western

Alongside R&B music, rock and roll were truly designed after Country music, otherwise called country and western, and hillbilly music is a sort of prominent music that started in the southern United States in the mid-1920s. It takes its underlying foundations from kinds, for example, people music and blues.

true and true. hope this