In what way is animation a type of three-dimensional art?

Answer 1

Have you been given choices? If so, clue us in — and let us know what you think is correct.

If not, something in here may help:
https://www.google.com/search?q=how+is+animation+three+dimensional&oq=how+is+animation+three+dimensional&aqs=chrome..69i57.9344j0j7&sourceid=chrome&ie=UTF-8