People who need to reduce their intake of fat and to consume fewer calories often turn to fat substitutes, especially those with zero calories such as N5. But studies indicate that N5 is of no use to such people. Subjects who ate foods prepared with N5 almost invariably reported feeling hungrier afterwards more, quickly making up for the calories initially saved by using N5.
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.
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Articulate the gap in the reasoning yourself, then match it to the choice that describes that gap.
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