When making a narration, it is important to have a central idea or theme that you would want to convey to your audience, that usually contains moral lessons.
Although your question is incomplete, I can infer that the text talks about the World Trade Center attacks on 9th September, 2001 by terrorists that claimed a lot of lives.
What is a Central Idea?This refers to the main message of a text that an author wants to convey to his audience.
Hence, we can see that When making a narration, it is important to have a central idea or theme that you would want to convey to your audience, that usually contains moral lessons.
Although your question is incomplete, I can infer that the text talks about the World Trade Center attacks on 9th September, 2001 by terrorists that claimed a lot of lives.
Read more about central ideas here:
https://brainly.com/question/2684713
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