Question

the technique of causing the illusion of movement of an object over a span of frames is called a a shape tween b masking c a motion tween d a motion guide ask vote -2 take

Explanation:

• A shape tween is used for changing the shape of an object, not its movement.
• Masking is about hiding or showing parts of objects, not creating movement illusion.
• A motion guide is a tool to define a path for an object, but the core of creating movement illusion over frames is motion tween.
• A motion tween specifically creates the illusion of an object's movement across frames by interpolating positions.

Answer:

C. a motion tween