Ragtime is a type of American dance music developed in the 19th century and was very popular around 1910, it became mainly a style of piano playing.
Big Band is a type of musical ensemble originated in the United States and is associated with jazz and the Swing Era, typically consisting of percussion, brass, and woodwind instruments.
Bebop is a style of jazz characterized by a fast tempo, instrumental virtuosity, and improvisation based on the combination of harmonic structure and melody, developed in the early and mid-1940s.
JazzRock, Jazz fusion, fusion, or jazz-rock are variants of a musical fusion genre developed from mixing funk and R&B rhythms and the amplification and electronic effects of rock music with complex time signatures.
Ballad is a poem or song narrating a story in short stanzas, traditional ballads are typically of unknown authorship, having been passed on orally from one generation to the next as part of the folk culture, a slow sentimental or romantic song.
Standard is a tune or song established popularity gaining a wide range of audience.