The strategy that can help a reader to get the central idea of a text would be looking for supporting details and repetition of key words in the text.
This is the term that is used to refer to the fact that there are certain details that are needed in a particular text that shows the main message that the text is trying to pass across to the reader.
The central idea is basically the message of the text. To get this one has to lock for the supporting details in the text and the repetition of wpords.
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