answer for a and b...tq

Three-dimensional objects always present a different output to users. It also relate with the use of objects, colors, textures, lighting, camera and animation and others. a) Based on these elements, discuss the process of how we can create 3D graphics images and how we can animate it using OpenGL. (16 marks) b) Then identify TWO (2) important issues that need to be consider when we want to create 3D animations. (4 marks)