Which ofthe following statements is true? [ ]

Which ofthe following statements is true? [ ]
A、Perfect homonyms share the same spelling and pronunciation.
B、Homonyms mainly come from borrowing, changes in sound and spelling, and dialects.
C、Homonyms are words whose meanings are closely related.
D、Mast homonyms are words that are the same in spelling, but differ in sound and meaning.
【正确答案】：A
【题目解析】：四个选项中都和同音同形词有关，B选项中dialects是错误信息；C选项 whose meanings are closely related 是错的，它们可以音同或者形同，但是意义是不同的；D选项错误在differ in sound, 发音不同不是必须的。