Ashley is studying how the length of an object's shadow changes from early morning to late afternoon. At the end of the day, she creates a bar graph that relates the time of day and length of the shadow. Which of the following best describes how Ashley's graph should look?
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The length of the bars increases in size from morning through afternoon.
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The length of the bars decreases in size from morning through afternoon.
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The length of the bars increases in size from morning until noon and then decreases in length through afternoon.
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The length of the bars decreases in size from morning until noon and then increases in length through afternoon.