英语句子,想知道in which此处用法,一直对哪个地用in which和which不把握

in which more than half of the women in china had completed some forms of higer education是个定语从句,修饰先行词this situation 的,这个词构成的词组是in this situation ,后面的定语从句的关系词自然就用in which.其实,in this situation 表示“在这种形势下”,是表示个抽象的地点,后面的关系词也可以用where这个关系副词,