Fact is not always true and cannot be proven? False or true

You suspect that this article has left out some facts that might lead the reader to believe that someone else made the star-spangled banner. what is the best way to verify this? by consulting a variety of sources by disregarding the article entirely by writing a letter to the editor of the publication that printed the article by reading various historical accounts by verifying the opinions

Which word or phrase would smooth the transition between sentence 1 and sentence 2? o "in conclusion" o "for example" o "therefore" o"because"

Which best expresses the irony present in this passage?