Explain how a design chart can aid someone in analyzing a work of art.

What is the value of an original etching by r h moore january 1886

This painting is by james whistler, and is entitled, symphony in blue and pink. what is the subject matter of this piece?

So my science teacher said anything that makes noise can in a way make music, instruments make music, and mayonnaise makes sound. so i have a question, do not report. is mayonnaise a instrument?