Answer:
(1) A reverent revival of Classical Greek/Roman art forms and styles; (2) A faith in the nobility of Man (Humanism); (3) The mastery of illusionistic painting techniques, maximizing 'depth' in a picture, including: linear perspective, foreshortening and, later, quadratura; and (4) The naturalistic realism of its faces
Renaissance painting differed from the painting of the Late Medieval period in its emphasis upon the close observation of nature, particularly with regards to human anatomy, and the application of scientific principles to the use of perspective and light.
