参考答案

正确答案：C
解析：细节题。从第一段最后两句话：London shops where chocolate drinks were served became important meeting places．Some still exist today．(在伦敦, 供应巧克力饮料的店铺成为了重要的聚会地点。直到今天还存在一些这样的店铺。)可以推断这里的some指的就是London shops。