Whales are mammals, not fish. They breath using lungs, not gills, and there warm-blooded. What is wrong with this sentence

The gentle rising and falling of her irish accent is sometimes called a: a- quivering b- lilt c- accent d- audibleneed to

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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