Logical ReasoningDifficulty: Medium

PT1 S4 Q10 Explanation

The formation of hurricanes

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

TopicsParallel Flaw

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Stimulus

The formation of hurricanes that threaten the United States mainland is triggered by high atmospheric winds off the western coast of Africa. When abundant rain falls in sub-Saharan Africa, hurricanes afterward hit the United States mainland with particular frequency. the ability of the winds to form hurricanes.

What this question is testing

Parallel Flaw

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
10.

Which one of the following arguments contains a flaw that is most similar to one in

Answer choices

  1. Trap4% picked this

    People who exercise vigorously tend to sleep well. Therefore, people who exercise vigorously tend

  2. Trap2% picked this

    Cars drive faster on long city blocks than on short city blocks. Long blocks are thus more dangerous

  3. Correct77% picked this

    Many people who later become successful entrepreneurs played competitive sports in college. Therefore, playing competitive sports must enhance

    Why this is right

    Answer C is correct.

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

  4. Trap2% picked this

    The blossoms of the chicory plant close up in full sun. Therefore, the chicory plant’s blossoms must open

  5. Trap16% picked this

    Events in Eastern Europe can affect the political mood in Central America. Therefore, liberalization in Eastern Europe will lead

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