请教 OG第十三版 cr 部分的P535 第116题

会飞的鱼2012

下面的怎么翻译，
B 选   The first is an objection that has been raised against a position defendent in the argument; the second is that position.  
特别是position 怎么翻译？
D选项  The first is evidence that has been used to support an explanation that the argument challanges; the second is a competing  explanation that the argument favors.
E 选项 The first provides evidence to support an explanation that the argument favors; the second is that explanation.
谢谢啊

zhd1992

同求。。。

foolqq

一起求。。。