고2 케이스 2과에서 급질입니다

(1)music of African-American origin with improvisation and a strong rhythm
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(2) popular music with a strong beat, usually played with electric guitars and drums
___________________
(3) music that is popular today in the U.S.. especially in the Southern states, often based on the music of cowboys in the American West.
___________________

각각의 음악 장르를 쓰는 것인데 본문과 달라서 인지 헷갈리네요...
음악 장르좀 알려주세요....

3번은 country music 같구 1번은 Latin music 2번은 rock and roll 인지요?