Logical Reasoning

PT10 · S1 · Q23 No one knows what purposes

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

  • 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

No one knows what purposes, if any, dreams serve, although there are a number of hypotheses.

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.

23.

The reasoning in the argument most closely conforms to which one of the following principles?

  1. Facts about one species of

    Trap

    15% picked this

  2. A hypothesis from which several

    Trap

    1% picked this

  3. A hypothesis about the purpose

    Trap

    12% picked this

  4. Correct

    A hypothesis is partially confirmed

    Why this is right

    Answer D is correct.

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

    72% picked this

  5. When several competing hypotheses exist,

    Trap

    1% picked this

Continue the review in LSAT Lab

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

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