It would be an example of imagery, which is the figurative device that focuses on vivid details. Hope this helps! :)
1. Choose a story and re-read it
2. React personally. What aspects of the story do you seem to be most affected by? You should look at more than one aspect.
3. Determine the theme of the story. What is the main point? HINT: Try to complete this sentence: This story argues that …
4. Connect #2 & 3: How do you see this aspect and the theme relating
Answer:
Gregor is disgusted.
Explanation:
He is disgusted with the way he looks - or he thinks he looks.
Answer: I would say the best answer choice in my opinion would be letter 
or “so that the audience can understand the motivations of the characters in the play.”
Explanation: Hope this helps! Have a fantastic day! <3
