A Typical 3D Game Engine Can Usually Import and Arrange

A typical 3D game engine can usually import and arrange pictures and 3D graphic models. What does this include?

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