A Typical 3D Game Engine Can Usually Render Light or Edit

A typical 3D game engine can usually render light or edit objects. What does this entail?

A) A place where 3D graphic models are edited
B) A place where 3D graphic models and 2D images are assembled together and their relationships defined
C) The how and when the sound is used in the game interactively, not the specific sounds used
D) Viewing and modifying in terms of texture shape, or size