If you want to know whether that sentence is punctuated correctly, then you are right - it is.
You need to have a comma after the word range, because that is where the dependent clause ends, and there should be no comma before the conjunction and.
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You should be a comedian! (If that's what you were wondering.)
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People who behave honorably have confidence in their convictions.
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Themes are developed by authors through the following ways: What happens - key events. Characters - character qualities, character actions and how characters respond to situations may all relate to theme. Character development - the ways characters change, and the lessons they learn indicate themes for the reader.