A.in what
从句中缺乏的是主语.因此B不合适where 在句子中仅能作状语.arrive in/at +地点 what=the thing or things that; whatever---所以句子可以理解为----arrived in the thing that was so called the ----
A.in what
从句中缺乏的是主语.因此B不合适where 在句子中仅能作状语.arrive in/at +地点 what=the thing or things that; whatever---所以句子可以理解为----arrived in the thing that was so called the ----