The passage describes the history of the invention of the vacuum cleaner. The author focuses on the innovation of James Spangler’s invention, highlighting the problem that it solved and its impact on society. Which choice best describes how the passage is structured?
SAT · English · previous-year question
- A.provides a chronological account of the development of the vacuum cleaner.
- B.introduces a specific problem and then describes how an invention solved that problem.correct
- C.contrasts the benefits of the vacuum cleaner with its drawbacks.
- D.argues that the vacuum cleaner is a revolutionary invention.
Answer
B. introduces a specific problem and then describes how an invention solved that problem.
Explanation
The passage begins by introducing the problem of dust and dirt in homes and then describes how Spangler’s invention solved this problem, highlighting its impact on society. This structure introduces a specific problem and then describes how an invention solved that problem.
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