This is incorrect because for an argument to be valid it's premises have to be truthful. Fallacies are logical errors which make the premises untruthful and should therefore be avoided. There are various types of fallacies but most commonly they are divided into inductive and deductive fallacies.
do: please add the pdf or image so i can answer
so:
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The answer is <u>B, </u>because there are no periods in FBI