... mention the atmosphere,which is the main focus of the passage. Choiced is too narrow the final paragraph of the pas-sage emphasizes that the circulation of the atmosphere is but one example of the ... out, they do more thanjust give up their education, they are, too often, giv-ing up on themselves.” 29. Which of the following changes needs to bemade to the passage?a. Part 3: Remove the ... biosphere, as defined in the first paragraph,is a region (or part) of the Earth; it is not the envelope around the Earth, the living things onEarth, or the circulation of the atmosphere(choices...