<span>a distinctive feature or dominant idea in an artistic or literary composition.
Or,
</span><span>a short succession of notes producing a single impression; a brief melodic or rhythmic formula out of which longer passages are developed.</span><span>
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To restate your main ideas and make a lasting impression on your reader. The purpose of concluding your paragraph is to do this but in a simpler form. By doing this it shows that you actually know what the information is, and how it is being used.
Answer: Please don't blame if I'm wrong but here's my best guess.
the words “favorable” and “apprehensive” or details about the natives
Answer:
theme is the moral of the story or the lesson of the story