Simultaneous contrast refers to the way in which two different colors affect each other. The theory is that one color can change how we perceive the tone and hue of another when the two are placed side by side.
Theme & Variation. Why need to explain when the explanation is in the question...?
Any of the elements that make up art would contribute to its composition. The elements include Line, Shape, Form, Colour, Value, Texture, and Space.
Answer:
Art was a major part of Renaissance life because there were people who were willing to support it: the patrons. The wealth, personal vanity, and new levels of education in society all supported a growing culture of patronage, championed by the princes, or lords of Italian city-states and other wealthy citizens.