The idea that most people usually behave in a calm and reasonable way is (refuted, numbed) I think refuted

Each time she answered a guestion correctly, she rewarded herself with a (smug, ravenous) little smile of self-congratulation. I think ravenous
Florence's illness, after she had been chosen for the leading role in the class show, was a serious (setback, commentary) setback

1 answer

Two are correct; one is incorrect.

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