To prevent damages caused by earthquakes, scientists will rely on catfish because they swim erratically before earthquakes.
Which of the following, if true, most seriously undermines
the usefulness of the proposal?
We have to look for an answer that undermines the connection earthquake => movement of catfish.
E does just that:
(E) Even very slight, fleeting tremors cause catfish to swim erratically
The connection in undermined now
Initially I was quite sure of C, so I want to explain why I discarded it eventually:
(C) Tremors lead to the release of hydrogen sulfide gas into water, thereby causing various fish
and shellfish to behave erratically.
The text talks about catfish and not about "various fish", we cannot say anything about catfish.
It is beyond a doubt that all our knowledge that begins with experience.
Kant , Critique of Pure Reason
Tips and tricks: Inequalities , Mixture | Review: MGMAT workshop
Strategy: SmartGMAT v1.0 | Questions: Verbal challenge SC I-II- CR New SC set out !! , My Quant
Rules for Posting in the Verbal Forum - Rules for Posting in the Quant Forum[/size][/color][/b]