A:no courses ---- no rate reduce Obviously, this does not surely mean courses lead to rate reduce C:courses make rate reduce not other reasons make
-- by 会员 子弹青春 (2012/2/29 17:07:06)
谢谢子弹青春哈,你的回复很简洁清楚,我仔细想了下,我之所以困惑的原因是:我对A的理解和你有些许差异,兄弟你的理解是不上课本身 --> 无犯罪率下降 (本因取非 --> 本果取非);而我的理解是:是“囚犯怕不能上课” ≠> 犯罪率下降 (它因 不导致 本果)。简单说就是你把Not being able to take college-level courses while in prison理解为本因,而我把它理解为它因,所以理解就有偏差了
A is relevent to the argument. You must focus on the word "unlikely" . A says no asscess to college course is unlikely(can not) stop crime(means it does not change anything), while argument says asscess to college course can lower crime which means the assumption should be 1. course would lead to lower crime or 2. no course would lead to higher crime.
anser C consist with assumption 1; anser A is relevent.