The Great Wave of Kanagawa by Katsushika Hokusai is a painting of waves. This is how the painter represented the wave, connecting to what Quintilian said that art is different from nature because this is how an artist sees the nature and not nature itself. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
Answer:
Just say surrealism or something
Explanation: Cubism is also an art style, if that is what you're asking.
The author wanted to prove to the reader how barbaric, cold, and savage the man can become when they are desensitized. He can rip a being apart just like that with the most blasé reaction.