Typically something made in the process of making a completely different thing
Answer:
Setup confrontation resolution
or
Introduction, Rising action, Climax , Falling Action, Resolution
Facial expressions and speech balloons. Explanation: From the excerpt from Persepolis, the elements the author used most to develop the central idea of these panels was facial expressions and speech balloons.
If i'm undertsanding correctly... You could use a Thesaurus, the Internet
