I think the answer is principles of design.
True A special case of contrast of hue is contrast of warm and cold colors. The way the human eye works, cold colors appear to be more distant, while warmer colors appear to be closer. This means that it is a good idea to use a warm color for a symbol or menu, and to use the cold colors for backgrounds.
Answer:
Linear perspective changed at by using lines in a way such that the back of the canvas looks further away than the front and vice-versa.
Explanation:
<span>It is a central projection, or conical.</span>