The fundamental difference between homonyms and polysemants is whether （ ）.
A、they come from the same source
B、they are correlated with one central meaning
C、they are listed under one headword in a dictionary
D、all the above
【正确答案】：D
【题目解析】：区分同形同音异义词和多义词的一个重要标准是看它们的词源，第二个是语义是否相关。第三个是在词典中多义词是列在同一个词条下的而同形同音异义词则列入不同的词条。答案为D。
