What shapes have edges that tend to merge with the surroundings

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

For plato complete the following paragraph with the appropriate principle of animation? a character is walking down the road and, as he does, he lifts his hat to greet a passerby. this scene uses to make the character relatable. as the character walks, his coat-tails swing left to right with each step. the movement of his coat-tails demonstrates the principle of .

What is the main element that sets western art criticism apart from that of the rest of the world