rock and roll
Actually, No. Pop has a lot more questions.
Pop music has been the most popular music since the 1950s. Since technology today has advanced, pop music is now more techno than it was back then. Pop music is the most popular music followed by Rock and Roll.
pop and rock
Pop and Rock & Roll
Country music, pop, and rock
Rock&pop bands like HIM are popular.
Folk, folk-rock, pop, rock
It's more pop or pop rock.
country music, indie rock, pop
pop,rock,rap...
Pop, because rock is more slamming on drums and guitars, pop is more Hannah Montana type music.