Learning how to play viola! How do you know where to write where you hover and drop in music?

Answer the question in the image! i just need 4s answer but is 3 is wrong correct me uwu

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.” ? ?

Which principle of design is in primary use in this sculpture?