Franklin: The only clue I have as to the identity of the practical joker is the handwriting on the note. Ordinarily I would suspect Miller, who has always been jealous of me, but the joker is apparently someone else.
What this question is testing
Your task
Describe the reasoning error the argument actually commits.
Common trap
Answers that name a real logical flaw the argument doesn't actually make.
Winning move
Articulate the gap in the reasoning yourself, then match it to the choice that describes that gap.
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