3. 比較2D電腦動畫與3D電腦動畫製作的共同點為何？角色動作設定的差異點為何？

三、申論題：1. When discussing the "three I’s of Virtual Reality," it's typically in reference to the three main elements that create a convincing virtual reality experience. Please answer what the third "I " is? and make a comment? (英文作答) [Virtual Reality Technology, Burdea & Coiffet, 1994]