When you tell the most important part of a text, what are you identifying?

1. the first sentence
2. the supporting details
3. the central idea
4. facts and events

3. the central idea

When identifying the most important part of a text, you are typically looking for the central idea. This refers to the main concept or message that the author is trying to convey. It may be supported by facts and events, and sometimes these supporting details are presented in the first sentence, but the central idea is the overarching theme or main point of the text.