When previewing a text, Lea decides to use the text features to help her

To determine the main points of the text.

Explanation:

The previewing of a text is a strategy that readers use to recall prior knowledge and set a purpose for reading. In essence, readers is simply perusing through the text to get the main points in the text. This helps readers retain information as they read. The benefits of previewing text is that readers spend less time to read the text the second time around.

ill check : )

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