Click to read the passage from "lifeboat ethics," by garrett hardin. then answer the question. what is the author's purpose in including the following example in his argument against rich nations poor nations? o a. he is arguing against countries allowing immigrants to enter their nations o b. he is trying to show it is unethical for rich nations to not poor nations. o c. he is demonstrating that lifeboat ethics are actually the most humane way to the world. o d. he is showing the benefits of rich nations providing support to poor nations.