Logical reasoning PrepTest 134 · Section 1 · Question 2

Question prompt

There are 70 to Remaining source text redacted.
Why the credited answer is right

Credited answer: C

The notes below walk through why it fits the stem and how to eliminate the rest.

Question Type

Must Be True Questions

Answer choices

  1. A
    Some part of the Remaining source text redacted.
    Why choice A is not credited
    Incorrect. There's no discussion of habitat quality, so this answer is out of scope.
  2. B
    If the population of Remaining source text redacted.
    Why choice B is not credited
    Incorrect. The stimulus sets out hitting 250 panthers as necessary to being self-sustaining, not sufficient for it.
  3. C
    Unless Florida panthers acquire Remaining source text redacted.
    Why choice C matches the stem
    Correct. Argument or Facts:
    Facts

    Question Type:
    Must Be True

    Stimulus Summary:
    There are 70-100 Florida panthers alive, but they need to hit 250 to be sustainable, and more can't fit in their current habitat.

    Answer Anticipation:
    If no more panthers can fit in their current habitat, but there needs to be at least another 150 for them to be sustainable, then they're going to have to move to a bigger habitat if they want to have a shot at survival.

    Answer Explanation:
    This answer connects the various concepts from the stimulus. If the Florida panthers don't acquire a larger habitat, then they can't fit more than the 70-100 current panthers, thus limiting them below the self-sustaining population size.

    Key Takeaway:
    Look for concepts that overlap in Must Be True questions—they let you combine statements to form inferences.
  4. D
    The population of Florida Remaining source text redacted.
    Why choice D is not credited
    Incorrect. This answer is way too strong—while their current habitat can't support more of the animal, they could always move.
  5. E
    Today, Florida panthers occupy Remaining source text redacted.
    Why choice E is not credited
    Incorrect. The stimulus does note that the current population is much higher than it used to be, but it doesn't note that they used to live in a smaller habitat that limited their population. The current population is limited by the habitat, but the prior population may not have been limited by it (especially if it were the same habitat).

What this tests

Question analytics

Based on historical answer selection rates for this question.

Answer choice distribution

  1. A 1%
  2. B 8%
  3. C Credited 86%
  4. D 2%
  5. E 3%

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