1. Not all employment selection mechanisms that have a “disparate effect,” that is, that screens out a percentage of minorities or women disproportionate to their presence in the relevant labor market, are unlawful. (A) that is, that screens out a percentage of minorities or women disproportionate to (B) which means, that screens out a percentage of minorities or women disproportionate with (C) which means, that screen out a percentage of minorities or women disproportionate with (D) that is, that screen out a percentage of minorities or women disproportionate to (E) that is, that screens out a percentage of minorities or women disproportionate with 虽然看了总结版,但是这题还是不明白,that is是什么成分啊,that有指代吗?还是仅仅是插入语?screen与screens 如何区别啊? 另外,整句的如何理解? 谢谢
句子的主干是:Not all employment selection mechanisms are unlawful。 而“that is, that screens out a percentage of minorities or women disproportionate to their presence in the relevant labor market”是解释“that have a “disparate effect,” ”的。 整句的意思大致是:不是所有的有分离效果的选择机制——也就是说把一部分少数民族或妇女甄别出来的机制——都是合法的。