Final answer:
A writer uses summary to convey background information in a concise manner.
Step-by-step explanation:
A writer might use summary to convey background information in a concise manner. Summary allows the writer to capture the essential points of a story, article, or event without going into too much detail. It helps the reader to quickly understand the main ideas and get a general overview of the material. For example, a historical account may use summary to provide an overview of a specific time period or event before delving into more specific details.
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