Can we get the text you are getting this from?
Answer:
To copyright something, only three elements are required: (1) fixation, (2) originality, and (3) expression. (1) Fixation: a creative idea must be locked in a permanent state. To protect a song, for example, it must be notated on paper or recorded onto tape or CD.
Explanation:
A. Past participle
Because it is not present and it cant be past because if it was it would be had moved.
