For the word nice, its original meaning was "ignorant", then cha

For the word nice, its original meaning was "ignorant", then changed to "foolish" and now it means "delightful, pleasant". This process is（）of word-meaning.
A、extension
B、elevation
C、transfer
D、degradation
【正确答案】：B
【题目解析】：词义的升格是指原来表示重要意义的词的词义演变过程。有些词原先表示低贱的意义，但随着时间的推移，转而又表示褒扬的意义，以nice为例。该词原义为ignorant（无知的），转而又表示foolish（愚蠢的），现升格为delightful，pleasant（令人愉快的）。答案为B。