How does beowulf's speech in lines 141-175 contribute to his characterization?

Click to read the passage from "lifeboat ethics," by garrett hardin. then answer the question. what is the author's purpose for including the following example in his argument against rich nations poor nations? a. he wants to explain why more nations need to invest in "miracle" crops. b. he wants to disprove the idea that poor nations will eventually be able to support themselves. c. he wants to prove that the green revolution is the best use of people's money. d. he wants to show a solution to poverty that he believes can actually work.

Apolitical campaign showing the candidate wearing a hard hat and work shirt while touring a factory is using oa) glittering generalities. ob) transfer appeal. oc) testimonial. od) plain folks appeal.

How does the author introduces his idea of fish depletion in the first few pages of world without fish?