The correct answer for this question would be the second option. Based on the given excerpt above from Walden, the natural phenomenon that is referred to in this excerpt would be the food chain. Hope this is the answer that you are looking for.
Answer: Paper money is more convenient than carrying heavy metal around
Explanation:
I believe the answer is A because it includes all neccessary details for something that is paraphrased.
(it's correct I just took the test:)
The answer is true because you could use the authors words as examples
