The kaaba proved influential on later islamic architecture because it
a. inspired the enclosed cubic interiors of all mosques
b. serves as the orientation for the qibla wall in all mosques
c. exemplifies a hypostyle hall
d. replicates the house of the prophet muhammad at medina

The "maple leaf rag" (copyright registered on september 18, 1899)[1] is an early ragtime musical composition for piano composed by scott joplin. it was one of joplin's early works, and became the model for ragtime compositions by subsequent composers. it is one of the most famous of all ragtime pieces.[2] as a result joplin was called the "king of ragtime". the piece gave joplin a steady if unspectacular income for the rest of his life.

It renewed the spirit of exploration and research among western europeans, a spirit that moves the world now more than ever.