Copper's mother realizes that Copper is lonely, she sends him off into the world outside the woods.

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

remember, the goal of an adjective clause is to add more information to a noun or a pronoun. as you can see from the examples above, you can add information by including a longer adjective clause or tighten up a sentence by turning the adjective clause into an adjective phrase.

where is the graph?

i only can answer with a graph!

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