Newly-created words or expressions, or words that have taken on

Newly-created words or expressions, or words that have taken on new meanings are_____.
A、slang
B、argot
C、neologisms
D、archaisms
【正确答案】：C
【题目解析】：非基本词汇有 terminology, jargon, slang, argot, dialectal words, archaisms, neologisms。slang的定义是substandard language, including informal ones available to everyone and in group words。argot 的定义是the jargon of criminals。neologism的定义是newly created words or expressions, or words that have taken on new meanings。archaism的定义是words or forms that were once in common use but are now restricted only to specialized or limited use。根据上述定义，答案应该选C。