industrial expansion and population growth radically changed the face of the nation's cities.noise,traffic jams,slums,air pollution,and sanitation and health problems became commonplace.mass transit ,in the form of trolleys ,cable cars,and subways,was built ,and skyscrapers began to dominate city skylines.
<u>Answer:</u>
<em>D. And thanks to my first story, I’d already met most of the school administrators in person and had the beginnings of an actual list of sources for future stories.
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<u>Explanation:</u>
The last statement of this except give the solid idea of what the entire story was all about. The purpose of writing this report lied solely on the information that would be obtained from the ground. That is the parties that were affected were in the right position of giving the reporter information about their challenges. Therefore that is the reason why their last opinion counted to the article the reporter was writing.
The Answer Is C
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The answer will be "Turn"