Logical Reasoning

PT12 · S1 · Q12 In 1980 health officials began

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In 1980 health officials began to publicize the adverse effects of prolonged exposure to the sun, and since then the number of people who sunbathe for extended periods of time has decreased considerably each year.

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.

12.

Which one of the following, if true, helps to resolve the apparent discrepancy in the information above?

  1. Before 1980 a considerable number

    Trap

    2% picked this

  2. Before 1980, when most people

    Trap

    8% picked this

  3. In 1982 scientists reported that

    Trap

    4% picked this

  4. Correct

    In 1982 medical researchers perfected

    Why this is right

    Answer D is correct.

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

    81% picked this

  5. Since 1980, those people who

    Trap

    4% picked this

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