mich of these statements correctly analyzes the way in which the impressionists used principles of design?

They used bright blotches of primary colors to draw the viewer's eye to key points in the painting.

They used light, color, form, and other elements to create a mood for the viewer, rather using photorealism

They deliberately kept their forms indistinct and their light hazy to conceal the objects they painted.

They used a different point of balance in their backgrounds than in the main subject of the painting
Please help​