GRE Logical Reading: ETS-GRE逻辑单题ETS - 76H746O547US6G9FJ$

Which of the following most accurately describes the method of reasoning employed in the argument? A. Arguing that a circumstance is not a precondition for a phenomenon on the grounds that the phenomenon sometimes occurs where the circumstance is not present B. Arguing that a circumstance is a cause of a phenomenon on the grounds that the phenomenon has not occurred where the circumstance is not present C. Arguing that a particular thing cannot have caused a phenomenon because that thing was not present before the phenomenon occurred D. Attempting to establish a claim by arguing that the denial of the claim is inconsistent with the observed facts E. Attempting to establish that certain circumstances that would have had to occur for a particular explanation to be correct could not have occurred