June 2007, Logical Reasoning 1, Question 5
Summary
The content provides an in-depth analysis of how to approach and solve a weaken question on the GRE, focusing on attacking the argument's assumptions by understanding its conclusion and evidence.
- Identify the conclusion and evidence of the argument to understand its assumptions.
- Recognize the two major assumptions in causal arguments: exclusivity of the cause and the absence of barriers to the cause's effect.
- Evaluate answer choices by how they attack these assumptions to weaken the argument.
- Answer choice B is identified as the correct answer because it challenges the timing assumption, suggesting the gases did not cause the warming.
- Other answer choices are reviewed and dismissed for not effectively attacking the argument's assumptions.
Chapters
00:03
Understanding Weaken Questions
00:20
Identifying Assumptions in Causal Arguments
01:18
Evaluating Answer Choices
