 " Cater 2 U " is a four @-@ minute long R & B ballad . In her book American Music , Nicolae Sfetcu found influences of quiet storm in the song 's composition . According to the sheet music published on the website Musicnotes.com by Sony / ATV Music Publishing , " Cater 2 U " was composed using common time in the key of D major with a slow tempo of 63 beats per minute . The vocal elements span from A3 to B4 . Instrumentally it consists of silky synthesizers " slink [ ing ] and slurp [ ing ] " throughout , creating a seductive feel as stated by Dimitri Ehlrich of Vibe and writers of Billboard magazine . As the song progresses , it builds to a symphonic crescendo . 
 " Cater 2 U " <a href='drop_aux' title='1'><mark>is</mark></a>a four @-@ minute long R & B ballad . In her book American Music , Nicolae Sfetcu found influences of quiet storm in the song <a href='null_genetive' title='2'><mark>'s</mark></a>composition . According to the sheet music published on the website Musicnotes.com by Sony / ATV Music Publishing , " Cater 2 U " was composed using common time in the key of D major with a slow tempo of 63 beats per minute . The vocal elements span from A3 to B4 . Instrumentally it <a href='uninflect' title='3'><mark>consists</mark></a> of silky synthesizers " slink [ ing ] and slurp [ ing ] " throughout , creating a seductive feel as stated by Dimitri Ehlrich of Vibe and writers of Billboard magazine . As the song <a href='uninflect' title='4'><mark>progresses</mark></a> , it <a href='uninflect' title='5'><mark>builds</mark></a> to a symphonic crescendo . 
 Cater 2 U  a four @-@ minute long R & B ballad . In her book American Music , Nicolae Sfetcu found influences of quiet storm in da song  composition . According to the sheet music published on tdawebsite Musicnotes.com by Sony / ATV Music Publishing , " Cater 2 U " was composed usin common time in thdaey of D major with a slow tempo of 63 beats per minute . Thedacal elements span from A3 to B4 . Instrumentally it consist of silky synthesizers " slink [ ing ] and slurp [ ing ] " throughout , creating a seductive feel as stated by Dimitri Ehlrich of Vibe and writers of Billboard magazine . As the dag progress , it build to a symphonic crescendo .