Logical ReasoningDifficulty: Easy

PT7 S1 Q21 Explanation

The initial causes of serious

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

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Stimulus

The initial causes of serious accidents at nuclear power plants have not so far been flaws in the advanced-technology portion of the plants. Rather, the initial causes have been attributed to human error, as when a worker at the Browns Mills reactor in the United States dropped a candle and started a everyday events cannot be thought unlikely to occur over the long run.

What this question is testing

Most Supported

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
21.

Which one of the following is most strongly supported by the

Answer choices

  1. Trap3% picked this

    Now that nuclear power generation has become a part of everyday life, an ever-increasing yearly incidence of serious accidents at

  2. Correct80% picked this

    If nuclear power plants continue in operation, a serious accident at such a plant

    Why this is right

    Answer B is correct.

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

  3. Trap10% picked this

    The likelihood of human error at the operating consoles of nuclear power generators cannot be lessened by thoughtful design

  4. Trap2% picked this

    The design of nuclear power plants attempts to compensate for possible failures of the materials

  5. Trap3% picked this

    No serious accident will be caused in the future by some flaw in the advanced-technology portion of

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