A good summary of an informational text must have, state in the student's own words only the most important ideas.
What is summary?
Summary is the brief outline of the main informational text.
Because a good text summary holds brief information with short sentence version as only the important part of the text comes under summary. And in an informational text the studies should write the main idea and the important details in their own words which should be concise, and should have objectives.
Hence the correct option is, state in the student's own words only the most important ideas.
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