What is the main benefit of a summary as compared to a paraphrase?

a summary does not require a citation.
a summary keeps the structure and sequence of the original.
a summary is brief and focuses only on main ideas.
a summary includes more detail than a paraphrase.

A summary is brief and focuses only on main ideas.

Explanation: Summaries do not include more detail thatn a paraphrase, they do not keep the structure and sequence of the original, and they do not require citations unless something is directly quoted from the original text. They are brief and only focus on the main ideas.

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the answer is

the answer to "what does the narrator realize by the end of the story" is b.