Logical ReasoningDifficulty: Hard

PT154 S1 Q21 Explanation

Restaurant critic: Most people agree

A free, expert breakdown of this official LSAT Logical Reasoning question.

TopicsPrinciple-Strengthen

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Stimulus

Restaurant critic: Most people agree that the food at Marva’s Diner is exceptional, while the food at the more popular Traintrack Inn is fairly ordinary. This discrepancy should come as no surprise, since the Traintrack Inn’s more to guarantee a steady flow of customers.

What this question is testing

Principle-Strengthen

Your task

Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.

Common trap

Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.

Winning move

Predict what a right answer must do, then test each choice against the conclusion-evidence gap.

Reading along? Open the full official question in LawHub — we show a fragment here and keep the reasoning in our own words.

The question
21.

Which one of the following is a principle that, if valid, most helps to justify the

Answer choices

  1. Mismatch1% picked this

    The best way for a business to attract a steady flow of customers is to

    This doesn't help explain the discrepancy, since the restaurant with the improved product (i.e. the exceptional food) is the restaurant with a less steady flow of customers.

  2. Bad Conclusion Match37% picked this

    Any restaurant can become more popular by moving to a more

    This connects popularity to location, which is already established in the Premise itself (more convenient location by itself is almost enough to guarantee a steady flow of customers). We need to connect location / steady flow of customers to quality of food.

  3. Mismatch2% picked this

    The quality of the food at a restaurant is the most important factor

    This would make our situation more surprising, not explain the discrepancy. Marva's has higher quality food but is less popular than Traintrack's.

  4. Correct44% picked this

    A business will improve its products only when it is necessary to do so in

    Why this is right

    This looks like don't need to improve won't improve product to attract customers ? product This principle helps justify the cynical conclusion: "It should come as no surprise that Traintrack has mediocre food, given that its location alone gives it a built-in flow of customers. After all, if you don't need to be good to attract customers, then you'll be fine with average."

    Skill tested: Principle-Strengthen · how this choice captures the argument's function is the move to repeat next time.

  5. Opposite16% picked this

    There is no relationship between the quality of a restaurant’s food and the popularity

    The author thinks that there is a relationship, just an inverse relationship. She sees the relationship between quality and popularity like this: The more popular you are (from built-in traffic) the less likely you'd be to have exceptional food.

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