Logic Breakdown

Passage Summary: A report says these meals are junk, but since the report was written by a rival company, the consumer thinks the meals must actually be healthy.

Conclusion: Ocksenfrey's prepackaged meals are actually nutritious.

Reasoning: The report claiming they lack nutrition is biased because it was commissioned and approved by a corporate competitor.

Analysis: The consumer makes a classic 'Source Bias' error, assuming that because a source is biased, the opposite of what the source says must be true. While the bias gives us a reason to doubt the report's reliability, it doesn't provide any actual evidence that the meals are nutritious. Look for an answer that points out that discrediting a claim is not the same as proving the claim's negation. Just because a liar says the sky is falling doesn't mean the sky is definitely staying put; we just can't trust the liar.

Passage Stimulus

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4.

The reasoning in the consumer's argument is most vulnerable to criticism on the grounds that the argument

Correct Answer
A
The consumer treats the report’s apparent bias as evidence that its claims are false (and concludes the opposite is true). Bias can undermine credibility, but does not prove falsity.
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