Answer:
Jin Wang is the one who experiences a character arc over the course of the play. In American Born Chinese Jin Wang suffers an internal conflict because he struggles to accept his cultural identity, he is an insecure teenager about how he looks and how he acts.
Your answer would be D) Simile.
This is because the clause compares the loneliness to a cloud, and similes are used to compare things, like "The food was as hot as the sun" or "The school was like a zoo".
I hope this helps!