What conclusion can be drawn from an author using humor ?
a)an author should not use humor in a text
b)an author can use humor to make fun of serious points within the text.
c)an author may want to make a controversial point nonthreatening by using humor.
d)the author is using humor to distract from the point.

I think the answer is choice C. Based from the choices listed, an author using humor may want to make a controversial point nonthreatening by using humor. Using humor in writing as a technique may be beneficial when tackling controversial issues as it tends to lighten the mood while preserving the message the author wants to convey. 

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