Question
Climate researchers examined sediments in a cave in Region Z, which now has a temperate climate, and they found arctic lemming bones in a buried layer corresponding to about 14,000 B.C. Arctic lemmings are typical of arctic climates …
Solution : Climate researchers examined sediments …
Watch the video solution to see “Pre-think Assumptions” approach come to life on this question.
Question Attributes
- Source: Official Mocks
- Difficulty Level: Hard – 57% accuracy
- Question Type: Critical Reasoning
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Summary: Climate researchers examined sediments …
To master CR questions, adhere to the following steps:
- Thoroughly Understand the Passage and Identify Key Information by actively translating, drawing inferences, and visualizing.
- Identify the Assumptions: Determine what assumptions are necessary for the conclusion to hold true.
- Pre-think Possible Assumptions: Before looking at the answer choices, list potential assumptions that could strengthen the conclusion.
- Analyze Answer Choices:
- Compare each answer choice against the pre-thought assumptions.
- Check if the choice is necessary for the conclusion to hold true.
- Eliminate irrelevant or incorrect choices that do not support the conclusion or are not must-be-true assumptions.
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