Logical ReasoningDifficulty: Hard

PT131 S2 Q22 Explanation

A recent study confirms

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

TopicsStrengthen

Keep going in LSAT Lab

  • Save & drill this skill — build targeted practice sets from questions like this one

  • Video walkthroughs — watch every question solved step by step

  • 81 official LSATs — as questions, timed sections & full-length tests

Start practicing free

Free to start

Full official LSAT questions are available through LawHub. This page provides LSAT Lab's explanation, strategy, and review tools without republishing the full official question.

Stimulus

A recent study confirms that nutritious breakfasts make workers more productive. For one month, workers at Plant A received free nutritious breakfasts every day before work, while workers in Plant B did not. The productivity that of Plant B's workers did not.

What this question is testing

Strengthen

Your task

Find the choice that makes the argument's conclusion more likely to be true.

Common trap

Answers that are consistent with the argument but add no real support, or that strengthen a claim the argument doesn't make.

Winning move

Locate the gap between evidence and conclusion, then pick the choice that closes it.

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

The question
22.

Which one of the following, if true, most strengthens

Answer choices

  1. Correct52% picked this

    Few workers in Plant B consumed nutritious breakfasts during the month

    Why this is right

    This defends the argument from the possibility that the workers at both plants ate nutritious breakfasts during the month of the study. If that were true it would be difficult to say that the nutritious breakfasts were responsible for the increased productivity of the workers at Plant A.

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

  2. Too Weak7% picked this

    Workers in the study from Plant A and Plant B started work at the same

    Without knowing whether the time of day that workers start impacts their productivity this does not support the argument.

  3. Irrelevant Comparison38% picked this

    During the month before the study, workers at Plant A and Plant B

    The issue is an improvement in productivity within Plant A. The argument does not rely on comparing the productivity of workers at the two plants with each other.

  4. Irrelevant Comparison2% picked this

    Workers from Plant A took fewer vacation days per capita during the month than did

    The issue is an improvement in productivity within Plant A. The argument does not rely on comparing the productivity of workers at the two plants with each other.

  5. Irrelevant Comparison1% picked this

    Workers in Plant B were more productive during the month of the study than were

    The issue is an improvement in productivity within Plant A. The argument does not rely on comparing the productivity of workers at the two plants with each other.

Continue the review in LSAT Lab

Save this question, watch the video walkthrough, and drill similar questions in your LSAT Lab account.

Save and practice this skill
LSAT Lab

Turn this review into a targeted study plan.

Save this question, drill more like it, watch the video walkthrough, and track your progress in your LSAT Lab account.

Start practicing free