It is not at all logical that a passage about the canons would appear in the canons. Answering this question requires you to use your knowledge of the types, characteristics, and purposes of different written material. As you correctly recognized, editorial columns address issues of a political nature, they argue a particular point of view on an issue, they contain a combination of facts and opinions, they tend to be filled with judgmental language, and they often consist of numerous short paragraphs. The passage fits this description of editorial columns. Answering this question requires you to use your knowledge of the types, characteristics, and purposes of different written material.
Academic language is scholarly, learned, textbook language.
Notice that the question tells you to concentrate on the quoted statement. This statement does not fit the characteristics of an analysis. Don't be misled because the passage contains logical fallacies. Notice that the question tells you to concentrate on the quoted statement. Factual language is based on or contains facts.