Many films today depend on both 3D and 2D techniques. How are they able to use both in the same film? The two can be blended very easily so audiences can’t tell.

Techniques in 3d generally do not require any special equipment.

Directors have to commit to either 3D or 2D for the bulk of the film.

Audiences are not sophisticated enough to recognize 3D effects when they see them.

The answer is colored light

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Relief sculpture - images are set against a flat background. a coin is a good example: the inscription, the date, and the figure are slightly raised above a flat surface. the ancient egyptians sometimes carved figures into a flat surface.    pro: they take significantly less time to make and do not require as much tools or skills as free-standingcons: not nearly as realistic, as it is not fully 3-d, and does not have the details that a free-standing one does.freestanding sculptures (also called  carved in the round) are not attached to any  background.  they are 3-dimensional  and fully rendered.

The answer is (sequence)