Synonyms for the word prove

How does thoreau defend his approach in the second paragraph of "economy" inwalden? -he uses the word "t" because he feels it sounds more interesting-he does not use first-person point of view because his is a fictional account-he uses first-person point of view to get his readers' attention-he uses the word "t" for the sake of sincerity and honesty.

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In the communication breakdown section, michael b. green learned that "a red rag" or a had nothing to do with the internal makeup of the person who was wearing it.