Logical ReasoningDifficulty: Medium

PT149 S1 Q25 Explanation

Any popular television series

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

TopicsParallel

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

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

Any popular television series that is groundbreaking is critically acclaimed. But not all popular television series are critically acclaimed. Thus, series are groundbreaking.

What this question is testing

Parallel

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.

The pattern of reasoning in the argument above is most similar to that in which one of

Answer choices

  1. Bad Conclusion Match5% picked this

    If articles use specialized technical terminology, they are not widely read. So, since all academic works use specialized technical terminology, articles are not widely

    We see a conditional that could be thought of as Article and Use Specialized Term ? Is the conclusion saying “not all articles use specialized terms”? No, the conclusion is a conditional and it uses a new term like “academic works”. Original Argument This Answer Premise 1: A and B ? C A and B ? ~C Premise 2: Not all A's are C. D ? B Conclusion: Not all A's are B. D ? ~C

  2. Bad Premise Match5% picked this

    Professor Attah gives students high grades if she thinks their work is greatly improved. So, since she gives some of her students high grades,

    The conditional here doesn't seem to have a trigger that could be split into two things. Thinks Improved ? gives high grades There's no way to replicate the argument structure without two ideas in the trigger. Original Argument This Answer Premise 1: A and B ? C A ? B Premise 2: Not all A's are C. Some A. Conclusion: Not all A's are B. Some B.

  3. Correct72% picked this

    If a biography is unbiased, it contains embarrassing facts about its subject. So, since not all biographies contain embarrassing facts about their

    Why this is right

    The conditional here could be split into a two thing trigger: Bio and Unbiased ? Embarrassing Facts The conclusion would have to be “Not all bio are unbiased” or “Some bio are biased”, and it is! Okay, let's verify the other premise. Does it say “not all biographies contain embarrassing facts?” Yes. Original Argument This Answer Premise 1: A and B ? C B and U ? CEF Premise 2: Not all A's are C. Not all B is CEF. Conclusion: Not all A's are B. Not all B are U.

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

  4. Bad Premise Match4% picked this

    Mr. Schwartz is polite to anyone who is polite to him. So, since all of his colleagues are polite to him, it must be

    The conditional here doesn't seem to have a trigger that could be split into two things. Polite to Mr. Schwartz ? Mr. Schwartz Polite to Them There's no way to replicate the argument structure without two ideas in the trigger. Original Argument This Answer Premise 1: A and B ? C A ? B Premise 2: Not all A's are C. All C's are A. Conclusion: Not all A's are B. All C's are B.

  5. Reversed Premise/Conclusion Match14% picked this

    If a book is worth reading, it is worth buying. So, since not all books are worth reading, not

    The conditional here could be split into a two thing trigger: Book and Worth Reading ? Worth Buying The conclusion would have to be “Not all books are worth reading” or “Some books are not worth reading”, but that shows up as a premise instead. The conclusion involves the right side of the conditional, “worth buying”. Original Argument This Answer Premise 1: A and B ? C B and WR ? WB Premise 2: Not all A's are C. Not all B are WR. Conclusion: Not all A's are B. Not all B are WB.

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