"Havana was rioting"This is a character vs society because the society is rioting.
"And the taxi driver was leaning over the backseat with a pistol aim straight at them"This is an example of a character vs character because mahmoud is interacting with the driver. pg. 235
Character vs. Society
"How could she be sad for Ivan and happy for herself at the same time"This is an example of character vs. self because she is sad for herself because Ivan is dead. She is also happy because she has reached Miamipg. 243
"Ivan was dead":This is an example of character vs nature because the shark is a part of nature. When he falls in the water that is also part of nature.pg. 225