SAT English Practice Question

The author begins by listing the events and people that are considered to be important to the topic. The author then goes on to explain how those events and people are connected to the main idea of the passage. The author ends by summarizing the main idea of the passage. The text is straightforward and informative. What is the most likely reason why the author uses this structure?

1. A.present the topic in a chronological order.
2. B.contrast the different viewpoints on the topic.
3. C.explain the topic in a clear and organized way.
4. D.make a personal connection to the topic.