Review the two paragraphs that begin on the top of page 2 and continue to the middle of page 3. How do these two paragraphs provide structure for the passage overall?

These two paragraphs help you get to the point of a story. The middle and end of the story overall are usually the important parts of a story. They give you all the details which help you answer questions. The middle of the story is usually the part that introduces new word. So overall, that's the importance of these two.

the answer is:

b) to show the progression of inventions that took place in the bicycling industry.

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is there a passage to this question if so plz take a picture