Logical ReasoningDifficulty: Hard

PT142 S4 Q25 Explanation

Of the citizens who disapprove

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

TopicsParallel Flaw

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Stimulus

Of the citizens who disapprove of the prime minister's overall job performance, most disapprove because of the prime minister's support for increasing the income tax. However, Theresa believes that the income tax should be the prime minister's overall job performance.

What this question is testing

Parallel Flaw

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
25.

Which one of the following arguments exhibits flawed reasoning that is most parallel to that in

Answer choices

  1. Correct62% picked this

    Of the people who support allowing limited logging in the Grizzly National Forest, most support it because they think it will reduce the risk

    Why this is right

    This matches our structure really well. P1: Most people who are X are Y. Most ppl who support limited logging are thinking it'll reduce the risk of fire in the forest. P2: Person A is not Y. Andy does not link that limited logging will reduce the risk of fire. C: Person A is probably not X. Andy probably doesn't support limited logging.

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

  2. Bad Premise Match13% picked this

    Of the people who expect the population in the area to increase over the next ten years, most think that an expected population increase

    This is pretty close. P1: Most people who are X are Y. Most people who think the pop will increase are thinking that it's a good reason to build a new school P2: Person A is not Y. Bonita does not think population will increase. This one is botched. It's saying Person A is not X. Order is very important when it comes to Most statements.

  3. Bad Premise Match10% picked this

    Of the people who believe that the overall economy has improved, most believe it because they believe that their own financial situation has improved.

    This is just like (B)'s problem. P1: Most people who are X are Y. Most people who think the economy is improving are thinking that because their own financial situation has improved. P2: Person A is not Y. Chung thinks the economy is not improving (in fact, it's gotten worse). This one is botched, as (B) was. It's saying Person A is not X. Order is very important when it comes to Most statements.

  4. Bad Premise Match11% picked this

    Of the people who oppose funding a study to determine the feasibility of building a light rail line in the Loff och Valley, most

    In this one, the second premise tells us that our Person is the trigger of the Most claim. P1: Most people who are X are Y. Most people who oppose funding a light rail study are thinking that the Valley Freeway should be built. P2: Person A is not Y. Donna opposes funding for a study. This is saying that Person A is X, which is not at all what we want.

  5. Bad Premise Match4% picked this

    Of the people who believe that there will be a blizzard tomorrow, most believe it because of the weather report on the Channel 9

    Like (D), the second premise tells us that our Person is the trigger of the Most claim. P1: Most people who are X are Y. Most people who believe there will be a blizzard are thinking that because of the weather report on Channel 9. P2: Person A is not Y. Eduardo believes there will be a blizzard tomorrow. This is saying that Person A is X, which is not at all what we want.

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