Ok what is the 2341+3143x432=?

In 1907, the retrospective on the work of 19th century post-impressionist georges seurat influenced the development of cubism in a radical way through his painting titled, “sunday afternoon on the island of la grande jatte.” ? ?

Opera combines music with which of the following

The cash value of a work indicates the influence of art critics. the popular acceptance of the work. what a buyer will pay at a given time. the artistic value of a work