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An author's humorous voice is how he uses words to make jokes, joking remarks and add humor to a text. In this case, to answer this question, you must read the entire text and identify which of the answer options shown above is presented in the text in a funny way, promoting a joke and establishing the author's humorous position.
Her doctor believed that intellectual effort was making her ill. Women were not supposed to exert themselves much physically." was the social attitude of Gilman’s era that the excerpt best demonstrates.