Logical ReasoningDifficulty: Easy

PT120 S3 Q3 Explanation

According to the rules of

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

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Stimulus

According to the rules of the university’s housing lottery, the only students guaranteed dormitory rooms are fourth-year students. In addition, any fourth-year student on the dean’s list can choose who is not a fourth-year student.

What this question is testing

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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
3.

Which one of the following inferences is most strongly supported by the

Answer choices

  1. Trap0% picked this

    Benizer is a fourth-year student who is not on the dean’s list, so she is not

  2. Trap1% picked this

    Ivan and Naomi are both fourth-year students but only Naomi is on the dean’s list. Therefore, Ivan can choose

  3. Trap0% picked this

    Halle, a third-year student, is on the dean’s list. Thus, she is guaranteed

  4. Correct98% picked this

    Gerald and Katrina are both on the dean’s list but only Gerald is a fourth-year student. Thus, Gerald can choose

    Why this is right

    Answer D is correct.

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

  5. Trap1% picked this

    Anissa is a fourth-year student who is on the dean’s list. Thus, since Jehan is a second-year student who is also on the dean’s

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