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Difficulty: HardNecessary vs. Sufficient Condition Flaws

Corporate Strategist: A successful product launch in today’s highly saturated technology sector always requires an aggressive, well-funded marketing campaign. VertexCorp has just initiated an unprecedentedly aggressive, multi-million-dollar marketing campaign for its upcoming enterprise software suite. Therefore, despite the fierce competition in the industry, we can be highly confident that VertexCorp's new software suite will experience a remarkably successful product launch.

Which one of the following most accurately describes a flaw in the corporate strategist's reasoning?

  1. It treats a condition that is necessary for a successful product launch as though it were a condition that ensures a successful product launch.Answer
  2. B
    It assumes that because a successful product launch requires an aggressive marketing campaign, the lack of a successful launch implies a lack of aggressive marketing.
  3. C
    It identifies a condition that is sufficient to produce a remarkably successful product launch and mistakenly treats it as a condition that is necessary for such a launch.
  4. D
    It mistakenly assumes that because two industry trends frequently occur together, one must be the direct cause of the other.
  5. E
    It relies on a shift in the meaning of the term "aggressive" between the general principle and the specific application to VertexCorp.

Answer

The correct answer accurately describes the argument treating a necessary condition as though it were a sufficient condition.
The argument explicitly states that a successful launch 'requires' an aggressive marketing campaign, establishing marketing as a necessary condition. It then observes that VertexCorp has satisfied this requirement and flawedly concludes that success is therefore highly confident (treating marketing as a sufficient condition or guarantee). The correct option accurately diagnoses this illegal reversal.

Step-by-Step Solution

1
Identify the conditional premise in the stimulus.
The premise is: A successful product launch requires an aggressive marketing campaign (Successful Launch → Aggressive Marketing).
Mapping the conditional logic establishes the baseline rules the argument must follow.
2
Identify the secondary premise and the conclusion.
Secondary premise: VertexCorp has an aggressive marketing campaign. Conclusion: VertexCorp will have a successful launch.
This shows how the author attempts to apply the conditional rule to a specific scenario.
3
Evaluate the logical transition from premises to conclusion.
The author affirms the necessary condition (Aggressive Marketing) and uses it to erroneously guarantee the sufficient condition (Successful Launch).
This is a classic 'Illegal Reversal' flaw.
4
Match the identified flaw with the abstract descriptions in the answer choices.
The correct answer perfectly translates the Illegal Reversal into abstract terms: treating a condition that is necessary as though it were one that ensures (is sufficient for) an outcome.
The correct option must precisely describe the structural error without introducing irrelevant critiques.

Key Concept

Identifying Illegal Reversal (Confusing Necessary and Sufficient Conditions)
Estimated Time:1m 30s
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Topics

Necessary vs. Sufficient Condition Flaws

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