Experience the Quality With Free LSAT Exam Questions That Helps Candidates Pass

The argument is flawed in multiple ways: (A) it mistakes preference for proof, (B) assumes causation, and (C) ignores rival explanations. Since all apply, D is correct.

This is a classic LSAT advertising flaw question—superficial evidence misused as proof.

The passage acknowledges both harm and benefit, concluding the debate highlights complexity. Thus, the purpose is balanced evaluation.

Choices A and C are one-sided. Choice D contradicts the passage. LSAT RC purpose questions often reward nuanced recognition—B is correct.

The scientist assumes rainfall benefits can be replicated by irrigation. For this to be valid, irrigation water must function like rainfall in quality and effect. Choice A captures this assumption.

Choice B is irrelevant. Choice C suggests an alternative explanation but isn’t an assumption. Choice D is true but not required—the issue is about replicating rainfall, not sunlight. LSAT assumption questions demand the missing bridge; A is correct.

The economist assumes education itself drives innovation. For this to hold, other factors (research funding, culture) must not fully explain the correlation. Choice A states this assumption.

Choices B, C, and D are unnecessary. LSAT assumption questions often hinge on excluding rival causes—A is correct.