YOU SAID:

She doesn't want to go to the ball because she doesn't know who will be there and if they will play any music she likes

INTO JAPANESE

彼女は誰がそこにいるのか、そして彼らが好きな音楽を演奏するのかどうかわからないので、ボールに行きたくありません。

BACK INTO ENGLISH

She doesn't want to go to the ball because she doesn't know who is there and whether they play their favorite music.

INTO JAPANESE

彼女は誰がそこにいて、彼らが好きな音楽を演奏しているかどうかわからないので、ボールに行きたくありません。

BACK INTO ENGLISH

She doesn't want to go to the ball because she doesn't know who is there and playing the music they like.

INTO JAPANESE

彼女は誰がそこにいて、彼らが好きな音楽を演奏しているのかわからないので、ボールに行きたくありません。

BACK INTO ENGLISH

She doesn't want to go to the ball because she doesn't know who is there and playing the music they like.