I believe the third one is correct
Answer:
Persuasive writing is used to convince or persuade a reader that the writer’s opinion of a topic or cause is correct. When writing persuasive essays students need to be well versed in word selection, framing logical arguments and creating a strong cohesive closing argument.
Explanation:
The first idea that Garrett Hardin used in his essay is the idea of survival. He argues that people will do anything in order to ensure their survival even resorting to unethical decisions. The next idea is the idea of choosing not to help the poor because it will only diminish the chances of survival. The poor need more resources, multiply fast and have a high-risk factor according to Hardin.